Items are now assumed to be conductive, rather than the opposite

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

@@ -3,7 +3,6 @@
 	desc = "Some rods. Can be used for building, or something."
 	singular_name = "metal rod"
 	icon_state = "rods"
-	flags = CONDUCT
 	w_class = ITEMSIZE_NORMAL
 	force = 9.0
 	throwforce = 15.0

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

@@ -114,7 +114,6 @@
 	throwforce = 15.0
 	throw_speed = 5
 	throw_range = 20
-	flags = CONDUCT
 	no_variants = FALSE
 
 /obj/item/stack/tile/floor/red