diff --git a/src/activity_handlers.cpp b/src/activity_handlers.cpp
index 48a5011698023..8cf8f57f97f41 100644
--- a/src/activity_handlers.cpp
+++ b/src/activity_handlers.cpp
@@ -100,6 +100,106 @@
 
 #define dbg(x) DebugLog((x),D_GAME) << __FILE__ << ":" << __LINE__ << ": "
 
+static const activity_id ACT_ADV_INVENTORY( "ACT_ADV_INVENTORY" );
+static const activity_id ACT_AIM( "ACT_AIM" );
+static const activity_id ACT_ARMOR_LAYERS( "ACT_ARMOR_LAYERS" );
+static const activity_id ACT_ATM( "ACT_ATM" );
+static const activity_id ACT_AUTODRIVE( "ACT_AUTODRIVE" );
+static const activity_id ACT_BUILD( "ACT_BUILD" );
+static const activity_id ACT_BURROW( "ACT_BURROW" );
+static const activity_id ACT_BUTCHER( "ACT_BUTCHER" );
+static const activity_id ACT_BUTCHER_FULL( "ACT_BUTCHER_FULL" );
+static const activity_id ACT_CHOP_LOGS( "ACT_CHOP_LOGS" );
+static const activity_id ACT_CHOP_PLANKS( "ACT_CHOP_PLANKS" );
+static const activity_id ACT_CHOP_TREE( "ACT_CHOP_TREE" );
+static const activity_id ACT_CHURN( "ACT_CHURN" );
+static const activity_id ACT_CLEAR_RUBBLE( "ACT_CLEAR_RUBBLE" );
+static const activity_id ACT_CONSUME_DRINK_MENU( "ACT_CONSUME_DRINK_MENU" );
+static const activity_id ACT_CONSUME_FOOD_MENU( "ACT_CONSUME_FOOD_MENU" );
+static const activity_id ACT_CONSUME_MEDS_MENU( "ACT_CONSUME_MEDS_MENU" );
+static const activity_id ACT_CRACKING( "ACT_CRACKING" );
+static const activity_id ACT_CRAFT( "ACT_CRAFT" );
+static const activity_id ACT_DIG( "ACT_DIG" );
+static const activity_id ACT_DIG_CHANNEL( "ACT_DIG_CHANNEL" );
+static const activity_id ACT_DISASSEMBLE( "ACT_DISASSEMBLE" );
+static const activity_id ACT_DISMEMBER( "ACT_DISMEMBER" );
+static const activity_id ACT_DISSECT( "ACT_DISSECT" );
+static const activity_id ACT_DROP( "ACT_DROP" );
+static const activity_id ACT_EAT_MENU( "ACT_EAT_MENU" );
+static const activity_id ACT_FERTILIZE_PLOT( "ACT_FERTILIZE_PLOT" );
+static const activity_id ACT_FETCH_REQUIRED( "ACT_FETCH_REQUIRED" );
+static const activity_id ACT_FIELD_DRESS( "ACT_FIELD_DRESS" );
+static const activity_id ACT_FILL_LIQUID( "ACT_FILL_LIQUID" );
+static const activity_id ACT_MILK( "ACT_MILK" );
+static const activity_id ACT_FILL_PIT( "ACT_FILL_PIT" );
+static const activity_id ACT_FIND_MOUNT( "ACT_FIND_MOUNT" );
+static const activity_id ACT_FIRSTAID( "ACT_FIRSTAID" );
+static const activity_id ACT_FISH( "ACT_FISH" );
+static const activity_id ACT_FORAGE( "ACT_FORAGE" );
+static const activity_id ACT_GAME( "ACT_GAME" );
+static const activity_id ACT_GENERIC_GAME( "ACT_GENERIC_GAME" );
+static const activity_id ACT_GUNMOD_ADD( "ACT_GUNMOD_ADD" );
+static const activity_id ACT_HACKING( "ACT_HACKING" );
+static const activity_id ACT_HACKSAW( "ACT_HACKSAW" );
+static const activity_id ACT_HAIRCUT( "ACT_HAIRCUT" );
+static const activity_id ACT_HAND_CRANK( "ACT_HAND_CRANK" );
+static const activity_id ACT_HEATING( "ACT_HEATING" );
+static const activity_id ACT_HOTWIRE_CAR( "ACT_HOTWIRE_CAR" );
+static const activity_id ACT_JACKHAMMER( "ACT_JACKHAMMER" );
+static const activity_id ACT_LONGSALVAGE( "ACT_LONGSALVAGE" );
+static const activity_id ACT_MAKE_ZLAVE( "ACT_MAKE_ZLAVE" );
+static const activity_id ACT_MEDITATE( "ACT_MEDITATE" );
+static const activity_id ACT_MEND_ITEM( "ACT_MEND_ITEM" );
+static const activity_id ACT_MIND_SPLICER( "ACT_MIND_SPLICER" );
+static const activity_id ACT_MOVE_ITEMS( "ACT_MOVE_ITEMS" );
+static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
+static const activity_id ACT_MULTIPLE_BUTCHER( "ACT_MULTIPLE_BUTCHER" );
+static const activity_id ACT_MULTIPLE_CHOP_PLANKS( "ACT_MULTIPLE_CHOP_PLANKS" );
+static const activity_id ACT_MULTIPLE_CHOP_TREES( "ACT_MULTIPLE_CHOP_TREES" );
+static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
+static const activity_id ACT_MULTIPLE_FARM( "ACT_MULTIPLE_FARM" );
+static const activity_id ACT_MULTIPLE_FISH( "ACT_MULTIPLE_FISH" );
+static const activity_id ACT_NULL( "ACT_NULL" );
+static const activity_id ACT_OPEN_GATE( "ACT_OPEN_GATE" );
+static const activity_id ACT_OPERATION( "ACT_OPERATION" );
+static const activity_id ACT_OXYTORCH( "ACT_OXYTORCH" );
+static const activity_id ACT_PICKAXE( "ACT_PICKAXE" );
+static const activity_id ACT_PICKUP( "ACT_PICKUP" );
+static const activity_id ACT_PLANT_SEED( "ACT_PLANT_SEED" );
+static const activity_id ACT_PLAY_WITH_PET( "ACT_PLAY_WITH_PET" );
+static const activity_id ACT_PRY_NAILS( "ACT_PRY_NAILS" );
+static const activity_id ACT_PULP( "ACT_PULP" );
+static const activity_id ACT_QUARTER( "ACT_QUARTER" );
+static const activity_id ACT_READ( "ACT_READ" );
+static const activity_id ACT_RELOAD( "ACT_RELOAD" );
+static const activity_id ACT_REPAIR_ITEM( "ACT_REPAIR_ITEM" );
+static const activity_id ACT_ROBOT_CONTROL( "ACT_ROBOT_CONTROL" );
+static const activity_id ACT_SHAVE( "ACT_SHAVE" );
+static const activity_id ACT_SKIN( "ACT_SKIN" );
+static const activity_id ACT_SOCIALIZE( "ACT_SOCIALIZE" );
+static const activity_id ACT_SPELLCASTING( "ACT_SPELLCASTING" );
+static const activity_id ACT_START_ENGINES( "ACT_START_ENGINES" );
+static const activity_id ACT_START_FIRE( "ACT_START_FIRE" );
+static const activity_id ACT_STASH( "ACT_STASH" );
+static const activity_id ACT_STUDY_SPELL( "ACT_STUDY_SPELL" );
+static const activity_id ACT_TIDY_UP( "ACT_TIDY_UP" );
+static const activity_id ACT_TOOLMOD_ADD( "ACT_TOOLMOD_ADD" );
+static const activity_id ACT_TRAIN( "ACT_TRAIN" );
+static const activity_id ACT_TRAVELLING( "ACT_TRAVELLING" );
+static const activity_id ACT_TREE_COMMUNION( "ACT_TREE_COMMUNION" );
+static const activity_id ACT_TRY_SLEEP( "ACT_TRY_SLEEP" );
+static const activity_id ACT_UNLOAD_MAG( "ACT_UNLOAD_MAG" );
+static const activity_id ACT_VEHICLE( "ACT_VEHICLE" );
+static const activity_id ACT_VEHICLE_DECONSTRUCTION( "ACT_VEHICLE_DECONSTRUCTION" );
+static const activity_id ACT_VEHICLE_REPAIR( "ACT_VEHICLE_REPAIR" );
+static const activity_id ACT_VIBE( "ACT_VIBE" );
+static const activity_id ACT_WAIT( "ACT_WAIT" );
+static const activity_id ACT_WAIT_NPC( "ACT_WAIT_NPC" );
+static const activity_id ACT_WAIT_STAMINA( "ACT_WAIT_STAMINA" );
+static const activity_id ACT_WAIT_WEATHER( "ACT_WAIT_WEATHER" );
+static const activity_id ACT_WASH( "ACT_WASH" );
+static const activity_id ACT_WEAR( "ACT_WEAR" );
+
 static const zone_type_id zone_type_FARM_PLOT( "FARM_PLOT" );
 
 static const skill_id skill_computer( "computer" );
diff --git a/src/activity_item_handling.cpp b/src/activity_item_handling.cpp
index 79c531de6d92a..5bc4f5ea679a1 100644
--- a/src/activity_item_handling.cpp
+++ b/src/activity_item_handling.cpp
@@ -51,6 +51,30 @@
 #include "string_id.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_BUILD( "ACT_BUILD" );
+static const activity_id ACT_BUTCHER( "ACT_BUTCHER" );
+static const activity_id ACT_BUTCHER_FULL( "ACT_BUTCHER_FULL" );
+static const activity_id ACT_CHOP_LOGS( "ACT_CHOP_LOGS" );
+static const activity_id ACT_CHOP_PLANKS( "ACT_CHOP_PLANKS" );
+static const activity_id ACT_CHOP_TREE( "ACT_CHOP_TREE" );
+static const activity_id ACT_CHURN( "ACT_CHURN" );
+static const activity_id ACT_FETCH_REQUIRED( "ACT_FETCH_REQUIRED" );
+static const activity_id ACT_FISH( "ACT_FISH" );
+static const activity_id ACT_MOVE_ITEMS( "ACT_MOVE_ITEMS" );
+static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
+static const activity_id ACT_MULTIPLE_BUTCHER( "ACT_MULTIPLE_BUTCHER" );
+static const activity_id ACT_MULTIPLE_CHOP_PLANKS( "ACT_MULTIPLE_CHOP_PLANKS" );
+static const activity_id ACT_MULTIPLE_CHOP_TREES( "ACT_MULTIPLE_CHOP_TREES" );
+static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
+static const activity_id ACT_MULTIPLE_FARM( "ACT_MULTIPLE_FARM" );
+static const activity_id ACT_MULTIPLE_FISH( "ACT_MULTIPLE_FISH" );
+static const activity_id ACT_PICKUP( "ACT_PICKUP" );
+static const activity_id ACT_TIDY_UP( "ACT_TIDY_UP" );
+static const activity_id ACT_VEHICLE( "ACT_VEHICLE" );
+static const activity_id ACT_VEHICLE_DECONSTRUCTION( "ACT_VEHICLE_DECONSTRUCTION" );
+static const activity_id ACT_VEHICLE_REPAIR( "ACT_VEHICLE_REPAIR" );
+static const activity_id ACT_WEAR( "ACT_WEAR" );
+
 static const trap_str_id tr_firewood_source( "tr_firewood_source" );
 static const trap_str_id tr_unfinished_construction( "tr_unfinished_construction" );
 
diff --git a/src/advanced_inv.cpp b/src/advanced_inv.cpp
index 76447402ed75e..108995fe55f24 100644
--- a/src/advanced_inv.cpp
+++ b/src/advanced_inv.cpp
@@ -64,6 +64,12 @@
 #   include <SDL_keyboard.h>
 #endif
 
+static const activity_id ACT_ADV_INVENTORY( "ACT_ADV_INVENTORY" );
+static const activity_id ACT_DROP( "ACT_DROP" );
+static const activity_id ACT_MOVE_ITEMS( "ACT_MOVE_ITEMS" );
+static const activity_id ACT_PICKUP( "ACT_PICKUP" );
+static const activity_id ACT_WEAR( "ACT_WEAR" );
+
 void create_advanced_inv()
 {
     advanced_inventory advinv;
diff --git a/src/armor_layers.cpp b/src/armor_layers.cpp
index a8dc810618923..ec57f2d872e7c 100644
--- a/src/armor_layers.cpp
+++ b/src/armor_layers.cpp
@@ -21,6 +21,8 @@
 #include "enums.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_ARMOR_LAYERS( "ACT_ARMOR_LAYERS" );
+
 namespace
 {
 std::string clothing_layer( const item &worn_item );
diff --git a/src/avatar.cpp b/src/avatar.cpp
index ced193ac1dcd5..c74628a7b56ca 100644
--- a/src/avatar.cpp
+++ b/src/avatar.cpp
@@ -66,6 +66,8 @@
 #include "cata_string_consts.h"
 #include "ranged.h"
 
+static const activity_id ACT_READ( "ACT_READ" );
+
 static const bionic_id bio_eye_optic( "bio_eye_optic" );
 static const bionic_id bio_memory( "bio_memory" );
 static const bionic_id bio_watch( "bio_watch" );
diff --git a/src/avatar_action.cpp b/src/avatar_action.cpp
index 06fe135fff101..ab143c2ad0ab5 100644
--- a/src/avatar_action.cpp
+++ b/src/avatar_action.cpp
@@ -50,6 +50,8 @@
 #include "rng.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_AIM( "ACT_AIM" );
+
 static const skill_id skill_swimming( "swimming" );
 
 static const bionic_id bio_ups( "bio_ups" );
diff --git a/src/bionics.cpp b/src/bionics.cpp
index 2b4745ae3db91..492c16d80286d 100644
--- a/src/bionics.cpp
+++ b/src/bionics.cpp
@@ -67,6 +67,8 @@
 #include "teleport.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_OPERATION( "ACT_OPERATION" );
+
 static const itype_id fuel_type_battery( "battery" );
 static const itype_id fuel_type_sun_light( "sunlight" );
 static const itype_id fuel_type_wind( "wind" );
diff --git a/src/cata_string_consts.h b/src/cata_string_consts.h
index ca4932380d2b3..bf4167fc72301 100644
--- a/src/cata_string_consts.h
+++ b/src/cata_string_consts.h
@@ -3,107 +3,6 @@
 #define STRING_CONSTS_H
 
 #include "type_id.h"
-#include "player_activity.h"
-
-static const activity_id ACT_ADV_INVENTORY( "ACT_ADV_INVENTORY" );
-static const activity_id ACT_AIM( "ACT_AIM" );
-static const activity_id ACT_ARMOR_LAYERS( "ACT_ARMOR_LAYERS" );
-static const activity_id ACT_ATM( "ACT_ATM" );
-static const activity_id ACT_AUTODRIVE( "ACT_AUTODRIVE" );
-static const activity_id ACT_BUILD( "ACT_BUILD" );
-static const activity_id ACT_BURROW( "ACT_BURROW" );
-static const activity_id ACT_BUTCHER( "ACT_BUTCHER" );
-static const activity_id ACT_BUTCHER_FULL( "ACT_BUTCHER_FULL" );
-static const activity_id ACT_CHOP_LOGS( "ACT_CHOP_LOGS" );
-static const activity_id ACT_CHOP_PLANKS( "ACT_CHOP_PLANKS" );
-static const activity_id ACT_CHOP_TREE( "ACT_CHOP_TREE" );
-static const activity_id ACT_CHURN( "ACT_CHURN" );
-static const activity_id ACT_CLEAR_RUBBLE( "ACT_CLEAR_RUBBLE" );
-static const activity_id ACT_CONSUME_DRINK_MENU( "ACT_CONSUME_DRINK_MENU" );
-static const activity_id ACT_CONSUME_FOOD_MENU( "ACT_CONSUME_FOOD_MENU" );
-static const activity_id ACT_CONSUME_MEDS_MENU( "ACT_CONSUME_MEDS_MENU" );
-static const activity_id ACT_CRACKING( "ACT_CRACKING" );
-static const activity_id ACT_CRAFT( "ACT_CRAFT" );
-static const activity_id ACT_DIG( "ACT_DIG" );
-static const activity_id ACT_DIG_CHANNEL( "ACT_DIG_CHANNEL" );
-static const activity_id ACT_DISASSEMBLE( "ACT_DISASSEMBLE" );
-static const activity_id ACT_DISMEMBER( "ACT_DISMEMBER" );
-static const activity_id ACT_DISSECT( "ACT_DISSECT" );
-static const activity_id ACT_DROP( "ACT_DROP" );
-static const activity_id ACT_EAT_MENU( "ACT_EAT_MENU" );
-static const activity_id ACT_FERTILIZE_PLOT( "ACT_FERTILIZE_PLOT" );
-static const activity_id ACT_FETCH_REQUIRED( "ACT_FETCH_REQUIRED" );
-static const activity_id ACT_FIELD_DRESS( "ACT_FIELD_DRESS" );
-static const activity_id ACT_FILL_LIQUID( "ACT_FILL_LIQUID" );
-static const activity_id ACT_MILK( "ACT_MILK" );
-static const activity_id ACT_FILL_PIT( "ACT_FILL_PIT" );
-static const activity_id ACT_FIND_MOUNT( "ACT_FIND_MOUNT" );
-static const activity_id ACT_FIRSTAID( "ACT_FIRSTAID" );
-static const activity_id ACT_FISH( "ACT_FISH" );
-static const activity_id ACT_FORAGE( "ACT_FORAGE" );
-static const activity_id ACT_GAME( "ACT_GAME" );
-static const activity_id ACT_GENERIC_GAME( "ACT_GENERIC_GAME" );
-static const activity_id ACT_GUNMOD_ADD( "ACT_GUNMOD_ADD" );
-static const activity_id ACT_HACKING( "ACT_HACKING" );
-static const activity_id ACT_HACKSAW( "ACT_HACKSAW" );
-static const activity_id ACT_HAIRCUT( "ACT_HAIRCUT" );
-static const activity_id ACT_HAND_CRANK( "ACT_HAND_CRANK" );
-static const activity_id ACT_HEATING( "ACT_HEATING" );
-static const activity_id ACT_HOTWIRE_CAR( "ACT_HOTWIRE_CAR" );
-static const activity_id ACT_JACKHAMMER( "ACT_JACKHAMMER" );
-static const activity_id ACT_LONGSALVAGE( "ACT_LONGSALVAGE" );
-static const activity_id ACT_MAKE_ZLAVE( "ACT_MAKE_ZLAVE" );
-static const activity_id ACT_MEDITATE( "ACT_MEDITATE" );
-static const activity_id ACT_MEND_ITEM( "ACT_MEND_ITEM" );
-static const activity_id ACT_MIND_SPLICER( "ACT_MIND_SPLICER" );
-static const activity_id ACT_MOVE_ITEMS( "ACT_MOVE_ITEMS" );
-static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
-static const activity_id ACT_MULTIPLE_BUTCHER( "ACT_MULTIPLE_BUTCHER" );
-static const activity_id ACT_MULTIPLE_CHOP_PLANKS( "ACT_MULTIPLE_CHOP_PLANKS" );
-static const activity_id ACT_MULTIPLE_CHOP_TREES( "ACT_MULTIPLE_CHOP_TREES" );
-static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
-static const activity_id ACT_MULTIPLE_FARM( "ACT_MULTIPLE_FARM" );
-static const activity_id ACT_MULTIPLE_FISH( "ACT_MULTIPLE_FISH" );
-static const activity_id ACT_NULL( "ACT_NULL" );
-static const activity_id ACT_OPEN_GATE( "ACT_OPEN_GATE" );
-static const activity_id ACT_OPERATION( "ACT_OPERATION" );
-static const activity_id ACT_OXYTORCH( "ACT_OXYTORCH" );
-static const activity_id ACT_PICKAXE( "ACT_PICKAXE" );
-static const activity_id ACT_PICKUP( "ACT_PICKUP" );
-static const activity_id ACT_PLANT_SEED( "ACT_PLANT_SEED" );
-static const activity_id ACT_PLAY_WITH_PET( "ACT_PLAY_WITH_PET" );
-static const activity_id ACT_PRY_NAILS( "ACT_PRY_NAILS" );
-static const activity_id ACT_PULP( "ACT_PULP" );
-static const activity_id ACT_QUARTER( "ACT_QUARTER" );
-static const activity_id ACT_READ( "ACT_READ" );
-static const activity_id ACT_RELOAD( "ACT_RELOAD" );
-static const activity_id ACT_REPAIR_ITEM( "ACT_REPAIR_ITEM" );
-static const activity_id ACT_ROBOT_CONTROL( "ACT_ROBOT_CONTROL" );
-static const activity_id ACT_SHAVE( "ACT_SHAVE" );
-static const activity_id ACT_SKIN( "ACT_SKIN" );
-static const activity_id ACT_SOCIALIZE( "ACT_SOCIALIZE" );
-static const activity_id ACT_SPELLCASTING( "ACT_SPELLCASTING" );
-static const activity_id ACT_START_ENGINES( "ACT_START_ENGINES" );
-static const activity_id ACT_START_FIRE( "ACT_START_FIRE" );
-static const activity_id ACT_STASH( "ACT_STASH" );
-static const activity_id ACT_STUDY_SPELL( "ACT_STUDY_SPELL" );
-static const activity_id ACT_TIDY_UP( "ACT_TIDY_UP" );
-static const activity_id ACT_TOOLMOD_ADD( "ACT_TOOLMOD_ADD" );
-static const activity_id ACT_TRAIN( "ACT_TRAIN" );
-static const activity_id ACT_TRAVELLING( "ACT_TRAVELLING" );
-static const activity_id ACT_TREE_COMMUNION( "ACT_TREE_COMMUNION" );
-static const activity_id ACT_TRY_SLEEP( "ACT_TRY_SLEEP" );
-static const activity_id ACT_UNLOAD_MAG( "ACT_UNLOAD_MAG" );
-static const activity_id ACT_VEHICLE( "ACT_VEHICLE" );
-static const activity_id ACT_VEHICLE_DECONSTRUCTION( "ACT_VEHICLE_DECONSTRUCTION" );
-static const activity_id ACT_VEHICLE_REPAIR( "ACT_VEHICLE_REPAIR" );
-static const activity_id ACT_VIBE( "ACT_VIBE" );
-static const activity_id ACT_WAIT( "ACT_WAIT" );
-static const activity_id ACT_WAIT_NPC( "ACT_WAIT_NPC" );
-static const activity_id ACT_WAIT_STAMINA( "ACT_WAIT_STAMINA" );
-static const activity_id ACT_WAIT_WEATHER( "ACT_WAIT_WEATHER" );
-static const activity_id ACT_WASH( "ACT_WASH" );
-static const activity_id ACT_WEAR( "ACT_WEAR" );
 
 static const efftype_id effect_adrenaline( "adrenaline" );
 static const efftype_id effect_adrenaline_mycus( "adrenaline_mycus" );
diff --git a/src/character.cpp b/src/character.cpp
index 0e72c7ca47c9f..aa2dcebd4fe91 100644
--- a/src/character.cpp
+++ b/src/character.cpp
@@ -68,6 +68,13 @@
 #include "vitamin.h"
 #include "vpart_position.h"
 
+static const activity_id ACT_DROP( "ACT_DROP" );
+static const activity_id ACT_MOVE_ITEMS( "ACT_MOVE_ITEMS" );
+static const activity_id ACT_STASH( "ACT_STASH" );
+static const activity_id ACT_TREE_COMMUNION( "ACT_TREE_COMMUNION" );
+static const activity_id ACT_TRY_SLEEP( "ACT_TRY_SLEEP" );
+static const activity_id ACT_WAIT_STAMINA( "ACT_WAIT_STAMINA" );
+
 static const trait_id trait_DEBUG_NODMG( "DEBUG_NODMG" );
 
 static const skill_id skill_dodge( "dodge" );
diff --git a/src/construction.cpp b/src/construction.cpp
index 08a3d14771df3..fd033d9f4bcab 100644
--- a/src/construction.cpp
+++ b/src/construction.cpp
@@ -54,6 +54,9 @@
 #include "units.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_BUILD( "ACT_BUILD" );
+static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
+
 static const trap_str_id tr_firewood_source( "tr_firewood_source" );
 static const trap_str_id tr_practice_target( "tr_practice_target" );
 static const trap_str_id tr_unfinished_construction( "tr_unfinished_construction" );
diff --git a/src/crafting.cpp b/src/crafting.cpp
index d89cc4e82dfe5..47b9a1d75e26e 100644
--- a/src/crafting.cpp
+++ b/src/crafting.cpp
@@ -70,6 +70,9 @@
 #include "weather.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_CRAFT( "ACT_CRAFT" );
+static const activity_id ACT_DISASSEMBLE( "ACT_DISASSEMBLE" );
+
 static const skill_id skill_electronics( "electronics" );
 static const skill_id skill_tailor( "tailor" );
 
diff --git a/src/faction_camp.cpp b/src/faction_camp.cpp
index 0539e5bb9b82e..3b5640e728886 100644
--- a/src/faction_camp.cpp
+++ b/src/faction_camp.cpp
@@ -75,6 +75,8 @@
 #include "weather.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
+
 static const zone_type_id zone_type_camp_food( "CAMP_FOOD" );
 static const zone_type_id zone_type_camp_storage( "CAMP_STORAGE" );
 
diff --git a/src/game_inventory.cpp b/src/game_inventory.cpp
index 10cdd27c3364c..e4792c2c3fb13 100644
--- a/src/game_inventory.cpp
+++ b/src/game_inventory.cpp
@@ -48,6 +48,11 @@
 #include "point.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_EAT_MENU( "ACT_EAT_MENU" );
+static const activity_id ACT_CONSUME_FOOD_MENU( "ACT_CONSUME_FOOD_MENU" );
+static const activity_id ACT_CONSUME_DRINK_MENU( "ACT_CONSUME_DRINK_MENU" );
+static const activity_id ACT_CONSUME_MEDS_MENU( "ACT_CONSUME_MEDS_MENU" );
+
 static const fault_id fault_bionic_salvaged( "fault_bionic_salvaged" );
 
 static const skill_id skill_computer( "computer" );
diff --git a/src/gates.cpp b/src/gates.cpp
index 8addeb83f991b..d33274b8ec7ae 100644
--- a/src/gates.cpp
+++ b/src/gates.cpp
@@ -31,7 +31,8 @@
 #include "type_id.h"
 #include "colony.h"
 #include "point.h"
-#include "cata_string_consts.h"
+
+static const activity_id ACT_OPEN_GATE( "ACT_OPEN_GATE" );
 
 // Gates namespace
 
@@ -320,7 +321,7 @@ void doors::close_door( map &m, Character &who, const tripoint &closep )
                                        items_in_way.size() == 1 ? items_in_way.only_item().tname() : _( "stuff" ) );
                 who.mod_moves( -std::min( items_in_way.stored_volume() / ( max_nudge / 50 ), 100 ) );
 
-                if( m.has_flag( flag_NOITEM, closep ) ) {
+                if( m.has_flag( "NOITEM", closep ) ) {
                     // Just plopping items back on their origin square will displace them to adjacent squares
                     // since the door is closed now.
                     for( auto &elem : items_in_way ) {
diff --git a/src/handle_action.cpp b/src/handle_action.cpp
index a1537ebff895a..b0d6df6452da3 100644
--- a/src/handle_action.cpp
+++ b/src/handle_action.cpp
@@ -68,6 +68,21 @@
 #include "item.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_FERTILIZE_PLOT( "ACT_FERTILIZE_PLOT" );
+static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
+static const activity_id ACT_MULTIPLE_BUTCHER( "ACT_MULTIPLE_BUTCHER" );
+static const activity_id ACT_MULTIPLE_CHOP_PLANKS( "ACT_MULTIPLE_CHOP_PLANKS" );
+static const activity_id ACT_MULTIPLE_CHOP_TREES( "ACT_MULTIPLE_CHOP_TREES" );
+static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
+static const activity_id ACT_MULTIPLE_FARM( "ACT_MULTIPLE_FARM" );
+static const activity_id ACT_PULP( "ACT_PULP" );
+static const activity_id ACT_SPELLCASTING( "ACT_SPELLCASTING" );
+static const activity_id ACT_VEHICLE_DECONSTRUCTION( "ACT_VEHICLE_DECONSTRUCTION" );
+static const activity_id ACT_VEHICLE_REPAIR( "ACT_VEHICLE_REPAIR" );
+static const activity_id ACT_WAIT( "ACT_WAIT" );
+static const activity_id ACT_WAIT_STAMINA( "ACT_WAIT_STAMINA" );
+static const activity_id ACT_WAIT_WEATHER( "ACT_WAIT_WEATHER" );
+
 static const skill_id skill_melee( "melee" );
 
 static const quality_id qual_CUT( "CUT" );
diff --git a/src/iexamine.cpp b/src/iexamine.cpp
index 38c8e92a572af..dd6312550e65f 100644
--- a/src/iexamine.cpp
+++ b/src/iexamine.cpp
@@ -88,6 +88,15 @@
 #include "point.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_ATM( "ACT_ATM" );
+static const activity_id ACT_BUILD( "ACT_BUILD" );
+static const activity_id ACT_CLEAR_RUBBLE( "ACT_CLEAR_RUBBLE" );
+static const activity_id ACT_CRACKING( "ACT_CRACKING" );
+static const activity_id ACT_FORAGE( "ACT_FORAGE" );
+static const activity_id ACT_HACKING( "ACT_HACKING" );
+static const activity_id ACT_PICKUP( "ACT_PICKUP" );
+static const activity_id ACT_PLANT_SEED( "ACT_PLANT_SEED" );
+
 static const trap_str_id tr_unfinished_construction( "tr_unfinished_construction" );
 
 static const skill_id skill_computer( "computer" );
diff --git a/src/iuse.cpp b/src/iuse.cpp
index 74ae044d48adf..9ae8b65c3793d 100644
--- a/src/iuse.cpp
+++ b/src/iuse.cpp
@@ -102,6 +102,34 @@
 #include "teleport.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_BURROW( "ACT_BURROW" );
+static const activity_id ACT_CHOP_LOGS( "ACT_CHOP_LOGS" );
+static const activity_id ACT_CHOP_PLANKS( "ACT_CHOP_PLANKS" );
+static const activity_id ACT_CHOP_TREE( "ACT_CHOP_TREE" );
+static const activity_id ACT_CHURN( "ACT_CHURN" );
+static const activity_id ACT_CLEAR_RUBBLE( "ACT_CLEAR_RUBBLE" );
+static const activity_id ACT_CRAFT( "ACT_CRAFT" );
+static const activity_id ACT_DIG( "ACT_DIG" );
+static const activity_id ACT_DIG_CHANNEL( "ACT_DIG_CHANNEL" );
+static const activity_id ACT_FILL_PIT( "ACT_FILL_PIT" );
+static const activity_id ACT_FISH( "ACT_FISH" );
+static const activity_id ACT_GAME( "ACT_GAME" );
+static const activity_id ACT_GENERIC_GAME( "ACT_GENERIC_GAME" );
+static const activity_id ACT_HACKSAW( "ACT_HACKSAW" );
+static const activity_id ACT_HAIRCUT( "ACT_HAIRCUT" );
+static const activity_id ACT_HAND_CRANK( "ACT_HAND_CRANK" );
+static const activity_id ACT_HEATING( "ACT_HEATING" );
+static const activity_id ACT_JACKHAMMER( "ACT_JACKHAMMER" );
+static const activity_id ACT_MEDITATE( "ACT_MEDITATE" );
+static const activity_id ACT_MIND_SPLICER( "ACT_MIND_SPLICER" );
+static const activity_id ACT_OXYTORCH( "ACT_OXYTORCH" );
+static const activity_id ACT_PICKAXE( "ACT_PICKAXE" );
+static const activity_id ACT_PRY_NAILS( "ACT_PRY_NAILS" );
+static const activity_id ACT_ROBOT_CONTROL( "ACT_ROBOT_CONTROL" );
+static const activity_id ACT_SHAVE( "ACT_SHAVE" );
+static const activity_id ACT_VIBE( "ACT_VIBE" );
+static const activity_id ACT_WASH( "ACT_WASH" );
+
 static const skill_id skill_computer( "computer" );
 static const skill_id skill_cooking( "cooking" );
 static const skill_id skill_electronics( "electronics" );
diff --git a/src/iuse_actor.cpp b/src/iuse_actor.cpp
index de7f51cffadde..1c2d7a501817a 100644
--- a/src/iuse_actor.cpp
+++ b/src/iuse_actor.cpp
@@ -77,6 +77,14 @@
 #include "clothing_mod.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_FIRSTAID( "ACT_FIRSTAID" );
+static const activity_id ACT_MAKE_ZLAVE( "ACT_MAKE_ZLAVE" );
+static const activity_id ACT_RELOAD( "ACT_RELOAD" );
+static const activity_id ACT_REPAIR_ITEM( "ACT_REPAIR_ITEM" );
+static const activity_id ACT_SPELLCASTING( "ACT_SPELLCASTING" );
+static const activity_id ACT_STUDY_SPELL( "ACT_STUDY_SPELL" );
+static const activity_id ACT_START_FIRE( "ACT_START_FIRE" );
+
 static const fault_id fault_bionic_salvaged( "fault_bionic_salvaged" );
 
 static const bionic_id bio_syringe( "bio_syringe" );
diff --git a/src/monattack.cpp b/src/monattack.cpp
index 8cb4fb09bb850..353ff8496d5b0 100644
--- a/src/monattack.cpp
+++ b/src/monattack.cpp
@@ -74,6 +74,8 @@
 #include "units.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_RELOAD( "ACT_RELOAD" );
+
 static const skill_id skill_gun( "gun" );
 static const skill_id skill_launcher( "launcher" );
 static const skill_id skill_melee( "melee" );
diff --git a/src/monexamine.cpp b/src/monexamine.cpp
index b66d291f7e740..5a986dd073529 100644
--- a/src/monexamine.cpp
+++ b/src/monexamine.cpp
@@ -38,6 +38,9 @@
 #include "point.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_MILK( "ACT_MILK" );
+static const activity_id ACT_PLAY_WITH_PET( "ACT_PLAY_WITH_PET" );
+
 static const skill_id skill_survival( "survival" );
 
 static const species_id ZOMBIE( "ZOMBIE" );
diff --git a/src/mutation.cpp b/src/mutation.cpp
index be6c9f4be32f9..40fe47e63a8d0 100644
--- a/src/mutation.cpp
+++ b/src/mutation.cpp
@@ -28,6 +28,8 @@
 #include "bionics.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_TREE_COMMUNION( "ACT_TREE_COMMUNION" );
+
 namespace io
 {
 
diff --git a/src/npc.cpp b/src/npc.cpp
index 9257c301088b6..49b3333098f0c 100644
--- a/src/npc.cpp
+++ b/src/npc.cpp
@@ -65,6 +65,8 @@
 #include "stomach.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_READ( "ACT_READ" );
+
 static const skill_id skill_archery( "archery" );
 static const skill_id skill_barter( "barter" );
 static const skill_id skill_bashing( "bashing" );
diff --git a/src/npcmove.cpp b/src/npcmove.cpp
index 276cfb511e5d1..901c4240e727a 100644
--- a/src/npcmove.cpp
+++ b/src/npcmove.cpp
@@ -63,6 +63,8 @@
 #include "stomach.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_PULP( "ACT_PULP" );
+
 static const ammotype ammo_reactor_slurry( "reactor_slurry" );
 static const ammotype ammo_plutonium( "plutonium" );
 
diff --git a/src/npctalk.cpp b/src/npctalk.cpp
index 5af7267617ae3..a3a6a4d9b5d96 100644
--- a/src/npctalk.cpp
+++ b/src/npctalk.cpp
@@ -74,6 +74,11 @@
 #include "point.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_AIM( "ACT_AIM" );
+static const activity_id ACT_SOCIALIZE( "ACT_SOCIALIZE" );
+static const activity_id ACT_TRAIN( "ACT_TRAIN" );
+static const activity_id ACT_WAIT_NPC( "ACT_WAIT_NPC" );
+
 static const itype_id fuel_type_animal( "animal" );
 
 static const zone_type_id zone_type_npc_investigate_only( "NPC_INVESTIGATE_ONLY" );
diff --git a/src/npctalk_funcs.cpp b/src/npctalk_funcs.cpp
index 9c857e56f54bb..d59cc247fa597 100644
--- a/src/npctalk_funcs.cpp
+++ b/src/npctalk_funcs.cpp
@@ -50,6 +50,20 @@
 #include "point.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_FIND_MOUNT( "ACT_FIND_MOUNT" );
+static const activity_id ACT_MOVE_LOOT( "ACT_MOVE_LOOT" );
+static const activity_id ACT_MULTIPLE_BUTCHER( "ACT_MULTIPLE_BUTCHER" );
+static const activity_id ACT_MULTIPLE_CHOP_PLANKS( "ACT_MULTIPLE_CHOP_PLANKS" );
+static const activity_id ACT_MULTIPLE_CHOP_TREES( "ACT_MULTIPLE_CHOP_TREES" );
+static const activity_id ACT_MULTIPLE_CONSTRUCTION( "ACT_MULTIPLE_CONSTRUCTION" );
+static const activity_id ACT_MULTIPLE_FARM( "ACT_MULTIPLE_FARM" );
+static const activity_id ACT_MULTIPLE_FISH( "ACT_MULTIPLE_FISH" );
+static const activity_id ACT_VEHICLE_DECONSTRUCTION( "ACT_VEHICLE_DECONSTRUCTION" );
+static const activity_id ACT_VEHICLE_REPAIR( "ACT_VEHICLE_REPAIR" );
+static const activity_id ACT_WAIT_NPC( "ACT_WAIT_NPC" );
+static const activity_id ACT_SOCIALIZE( "ACT_SOCIALIZE" );
+static const activity_id ACT_TRAIN( "ACT_TRAIN" );
+
 static const mtype_id mon_chicken( "mon_chicken" );
 static const mtype_id mon_cow( "mon_cow" );
 static const mtype_id mon_horse( "mon_horse" );
diff --git a/src/overmap_ui.cpp b/src/overmap_ui.cpp
index 125f21dd0de84..dd318e546abad 100644
--- a/src/overmap_ui.cpp
+++ b/src/overmap_ui.cpp
@@ -61,6 +61,9 @@
 #include "player_activity.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_AUTODRIVE( "ACT_AUTODRIVE" );
+static const activity_id ACT_TRAVELLING( "ACT_TRAVELLING" );
+
 static const mongroup_id GROUP_FOREST( "GROUP_FOREST" );
 
 #if defined(__ANDROID__)
diff --git a/src/player_hardcoded_effects.cpp b/src/player_hardcoded_effects.cpp
index 599099ca5daaf..5922d7679c81e 100644
--- a/src/player_hardcoded_effects.cpp
+++ b/src/player_hardcoded_effects.cpp
@@ -39,6 +39,8 @@
 #include <functional>
 #include <algorithm>
 
+static const activity_id ACT_FIRSTAID( "ACT_FIRSTAID" );
+
 const vitamin_id vitamin_iron( "iron" );
 
 static const mongroup_id GROUP_NETHER( "GROUP_NETHER" );
diff --git a/src/ranged.cpp b/src/ranged.cpp
index 8713d4a81937a..6e393475d1b99 100644
--- a/src/ranged.cpp
+++ b/src/ranged.cpp
@@ -65,6 +65,8 @@
 #include "skill.h"
 #include "cata_string_consts.h"
 
+static const activity_id ACT_AIM( "ACT_AIM" );
+
 static const trap_str_id tr_practice_target( "tr_practice_target" );
 
 static const fault_id fault_gun_blackpowder( "fault_gun_blackpowder" );
diff --git a/src/savegame_json.cpp b/src/savegame_json.cpp
index 80bbe15850bce..00e2ca13f295a 100644
--- a/src/savegame_json.cpp
+++ b/src/savegame_json.cpp
@@ -99,6 +99,8 @@
 struct oter_type_t;
 struct mutation_branch;
 
+static const activity_id ACT_AIM( "ACT_AIM" );
+
 static const std::array<std::string, NUM_OBJECTS> obj_type_name = { { "OBJECT_NONE", "OBJECT_ITEM", "OBJECT_ACTOR", "OBJECT_PLAYER",
         "OBJECT_NPC", "OBJECT_MONSTER", "OBJECT_VEHICLE", "OBJECT_TRAP", "OBJECT_FIELD",
         "OBJECT_TERRAIN", "OBJECT_FURNITURE"