FIXED: inconsistencies with stack item names.

CHANGE: stacks are gender = PLURAL by default because it fits.

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

@@ -1,5 +1,5 @@
 /obj/item/stack/rods
-	name = "metal rods"
+	name = "metal rod"
 	desc = "Some rods. Can be used for building, or something."
 	singular_name = "metal rod"
 	icon_state = "rods"

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

@@ -1,5 +1,5 @@
 /obj/item/stack/light_w
-	name = "wired glass tiles"
+	name = "wired glass tile"
 	singular_name = "wired glass floor tile"
 	desc = "A glass tile, which is wired, somehow."
 	icon_state = "glass_wire"

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

@@ -22,7 +22,7 @@ Mineral Sheets
 	icon = 'icons/obj/mining.dmi'
 
 /obj/item/stack/sheet/mineral/sandstone
-	name = "sandstone bricks"
+	name = "sandstone brick"
 	desc = "This appears to be a combination of both sand and stone."
 	singular_name = "sandstone brick"
 	icon_state = "sheet-sandstone"

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

@@ -104,7 +104,7 @@ var/global/list/datum/stack_recipe/wood_recipes = list ( \
 	)
 
 /obj/item/stack/sheet/wood
-	name = "wooden planks"
+	name = "wooden plank"
 	desc = "One can only guess that this is a bunch of wood."
 	singular_name = "wood plank"
 	icon_state = "sheet-wood"

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

@@ -8,6 +8,7 @@
  * Stacks
  */
 /obj/item/stack
+	gender = PLURAL
 	origin_tech = "materials=1"
 	var/list/datum/stack_recipe/recipes
 	var/singular_name

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

@@ -1,5 +1,5 @@
 /obj/item/stack/tile/light
-	name = "light tiles"
+	name = "light tile"
 	singular_name = "light floor tile"
 	desc = "A floor tile, made out off glass. It produces light."
 	icon_state = "tile_e"

code/game/objects/items/stacks/tiles/plasteel.dm

@@ -1,5 +1,5 @@
 /obj/item/stack/tile/plasteel
-	name = "floor tiles"
+	name = "floor tile"
 	singular_name = "floor tile"
 	desc = "Those could work as a pretty decent throwing weapon"
 	icon_state = "tile"

code/game/objects/items/stacks/tiles/tile_types.dm

@@ -9,7 +9,7 @@
  * Grass
  */
 /obj/item/stack/tile/grass
-	name = "grass tiles"
+	name = "grass tile"
 	singular_name = "grass floor tile"
 	desc = "A patch of grass like they often use on golf courses"
 	icon_state = "tile_grass"
@@ -26,7 +26,7 @@
  * Wood
  */
 /obj/item/stack/tile/wood
-	name = "wood floor tiles"
+	name = "wood floor tile"
 	singular_name = "wood floor tile"
 	desc = "an easy to fit wood floor tile"
 	icon_state = "tile-wood"