extreme optimization project to maybe fix game

code/modules/surgery/organs/augments_chest.dm

@@ -210,13 +210,9 @@
 
 	// Priority 3: use internals tank.
 	var/obj/item/tank/I = owner.internal
-	if(I && I.air_contents && I.air_contents.total_moles() > num)
-		var/datum/gas_mixture/removed = I.air_contents.remove(num)
-		if(removed.total_moles() > 0.005)
-			T.assume_air(removed)
-			return 1
-		else
-			T.assume_air(removed)
+	if(I && I.air_contents && I.air_contents.total_moles() >= num)
+		T.assume_air_moles(I.air_contents, num)
+		return 1
 
 	toggle(silent = TRUE)
 	return 0