Using Weight Defines

code/game/objects/items/stacks/sheets/leather.dm

@@ -108,8 +108,8 @@ var/global/list/datum/stack_recipe/human_recipes = list( \
 	desc = "Long stringy filaments which presumably came from a watcher's wings."
 	singular_name = "watcher sinew"
 	icon_state = "sinew"
-	origin_tech = "biotech=4"	
-	
+	origin_tech = "biotech=4"
+
 var/global/list/datum/stack_recipe/sinew_recipes = list ( \
 	new/datum/stack_recipe("sinew restraints", /obj/item/weapon/restraints/handcuffs/sinew, 1, on_floor = 1), \
 	)
@@ -117,7 +117,7 @@ var/global/list/datum/stack_recipe/sinew_recipes = list ( \
 /obj/item/stack/sheet/sinew/New(var/loc, var/amount=null)
 	recipes = sinew_recipes
 	return ..()
-	
+
 /obj/item/stack/sheet/animalhide/goliath_hide
 	name = "goliath hide plates"
 	desc = "Pieces of a goliath's rocky hide, these might be able to make your suit a bit more durable to attack from the local fauna."
@@ -125,7 +125,7 @@ var/global/list/datum/stack_recipe/sinew_recipes = list ( \
 	icon_state = "goliath_hide"
 	singular_name = "hide plate"
 	flags = NOBLUDGEON
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	layer = MOB_LAYER
 
 /obj/item/stack/sheet/animalhide/ashdrake
@@ -135,9 +135,9 @@ var/global/list/datum/stack_recipe/sinew_recipes = list ( \
 	icon_state = "dragon_hide"
 	singular_name = "drake plate"
 	flags = NOBLUDGEON
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	layer = MOB_LAYER
-	
+
 //Step one - dehairing.
 
 /obj/item/stack/sheet/animalhide/attackby(obj/item/weapon/W as obj, mob/user as mob, params)
@@ -177,4 +177,4 @@ var/global/list/datum/stack_recipe/sinew_recipes = list ( \
 			var/obj/item/stack/sheet/leather/HS = new(src.loc)
 			HS.amount = 1
 			wetness = initial(wetness)
-			src.use(1)
+			src.use(1)

code/game/objects/items/stacks/sheets/light.dm

@@ -5,7 +5,7 @@
 	desc = "A glass tile, which is wired, somehow."
 	icon = 'icons/obj/tiles.dmi'
 	icon_state = "glass_wire"
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	force = 3.0
 	throwforce = 5.0
 	throw_speed = 5

code/game/objects/items/stacks/sheets/mineral.dm

@@ -104,7 +104,7 @@ var/global/list/datum/stack_recipe/abductor_recipes = list ( \
 /obj/item/stack/sheet/mineral
 	force = 5.0
 	throwforce = 5
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	throw_speed = 3
 	throw_range = 3
 
@@ -240,7 +240,7 @@ var/global/list/datum/stack_recipe/abductor_recipes = list ( \
 	singular_name = "alien alloy sheet"
 	force = 5
 	throwforce = 5
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	throw_speed = 1
 	throw_range = 3
 	origin_tech = "materials=6;abductor=1"
@@ -248,4 +248,4 @@ var/global/list/datum/stack_recipe/abductor_recipes = list ( \
 
 /obj/item/stack/sheet/mineral/abductor/New(loc, amount=null)
 	recipes = abductor_recipes
-	..()
+	..()

code/game/objects/items/stacks/sheets/sheet_types.dm

@@ -298,7 +298,7 @@ var/global/list/datum/stack_recipe/runed_metal_recipes = list ( \
 	desc = "Someone's been drinking their milk."
 	force = 7
 	throwforce = 5
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	throw_speed = 1
 	throw_range = 3
 	origin_tech = "materials=2;biotech=2"

code/game/objects/items/stacks/sheets/sheets.dm

@@ -1,6 +1,6 @@
 /obj/item/stack/sheet
 	name = "sheet"
-	w_class = 3
+	w_class = WEIGHT_CLASS_NORMAL
 	force = 5
 	throwforce = 5
 	max_amount = 50
@@ -24,4 +24,4 @@
 		else
 			for(var/obj/item/stack/sheet/stack in locate(src.x,src.y,src.z))
 				S.add(stack,user)
-	..()*/
+	..()*/