Rebalance can bomb

data/json/items/tool/explosives.json

@@ -22,18 +22,18 @@
     "type": "TOOL",
     "category": "weapons",
     "name": { "str": "can bomb" },
-    "description": "This is a tin can filled to the brim with explosive and with a bit of fuse sticking out of it.  Will produce metal shrapnel that can deal with armor… you think.",
-    "//": "40g of tin can and 250ml/412g of gunpowder",
-    "weight": "452 g",
+    "description": "This is a tin can filled with some explosives provided with a fuse.  Won't make a big explosion but you still wouldn't want to be near it.  Will explode in 5 seconds if lit.",
+    "//": "40g of tin can and ~50g of gunpowder",
+    "weight": "90 g",
     "volume": "250 ml",
     "price": 2500,
-    "price_postapoc": 500,
+    "price_postapoc": 250,
     "to_hit": -2,
     "material": [ "steel", "plastic" ],
     "symbol": "*",
     "color": "red",
     "explode_in_fire": true,
-    "explosion": { "power": 225, "shrapnel": { "casing_mass": 40, "fragment_mass": 1 } },
+    "explosion": { "power": 50, "shrapnel": { "casing_mass": 40, "fragment_mass": 1 } },
     "use_action": {
       "target": "can_bomb_act",
       "msg": "You light the fuse on the can bomb.  Throw it before it blows in your face!",
@@ -50,17 +50,19 @@
     "copy-from": "can_bomb",
     "type": "TOOL",
     "name": { "str": "active can bomb" },
-    "description": "This is a tin can filled to the brim with explosive and with a bit of fuse sticking out of it.  Will produce metal shrapnel that can deal with armor… you think.  The fuse has been lit, you should throw it.",
+    "description": "This is a tin can filled with some explosives and provided with a fuse.  Won't make a big explosion but you still wouldn't want to be near it.  The fuse has been lit, you should throw it.",
     "price": 0,
     "initial_charges": 5,
     "max_charges": 5,
     "turns_per_charge": 1,
+    "explode_in_fire": true,
+    "explosion": { "power": 50, "shrapnel": { "casing_mass": 40, "fragment_mass": 1 } },
     "use_action": {
       "type": "explosion",
       "no_deactivate_msg": "You've already lit the fuse - what are you waiting for?",
       "sound_volume": 0,
       "sound_msg": "ssss...",
-      "explosion": { "power": 225, "shrapnel": { "casing_mass": 40, "fragment_mass": 1 } }
+      "explosion": { "power": 50, "shrapnel": { "casing_mass": 40, "fragment_mass": 1 } }
     },
     "flags": [ "BOMB", "TRADER_AVOID", "NO_REPAIR" ]
   },

data/json/recipes/weapon/explosive.json

@@ -414,7 +414,7 @@
     "time": "2 m",
     "reversible": true,
     "autolearn": true,
-    "using": [ [ "volatile_explosive", 23 ] ],
+    "using": [ [ "volatile_explosive", 5 ] ],
     "components": [ [ [ "can_food_unsealed", 1 ] ], [ [ "fuse", 1 ] ] ]
   },
   {