Reverts ZAS

This reverts commit fd09ea6ce8. and https://github.com/Baystation12/Baystation12/pull/681

code/game/machinery/atmoalter/canister.dm

@@ -86,7 +86,6 @@
 
 	if (src.health <= 10)
 		var/atom/location = src.loc
-		AirflowRepel(location,air_contents.return_pressure())
 		location.assume_air(air_contents)
 
 		src.destroyed = 1
@@ -129,8 +128,6 @@
 			if(holding)
 				environment.merge(removed)
 			else
-				if(istype(removed))
-					AirflowRepel(loc,removed.return_pressure())
 				loc.assume_air(removed)
 			src.update_icon()
 

code/game/machinery/atmoalter/pump.dm

@@ -43,8 +43,6 @@
 				if(holding)
 					environment.merge(removed)
 				else
-					if(istype(removed))
-						AirflowRepel(loc,removed.return_pressure())
 					loc.assume_air(removed)
 		else
 			var/pressure_delta = target_pressure - air_contents.return_pressure()
@@ -60,8 +58,7 @@
 					removed = environment.remove(transfer_moles)
 				else
 					removed = loc.remove_air(transfer_moles)
-				if(istype(removed))
-					AirflowAttract(loc,removed.return_pressure())
+
 				air_contents.merge(removed)
 		//src.update_icon()
 

code/game/machinery/atmoalter/scrubber.dm

@@ -37,8 +37,6 @@
 			removed = environment.remove(transfer_moles)
 		else
 			removed = loc.remove_air(transfer_moles)
-			if(istype(removed))
-				AirflowAttract(loc,removed.return_pressure())
 
 		//Filter it
 		if (removed)

code/game/machinery/atmoalter/zvent.dm

@@ -24,7 +24,7 @@
 					var/datum/gas_mixture/conn_air = zturf_conn.air //TODO: pop culture reference
 					var/datum/gas_mixture/my_air = myturf.air
 					if (istype(conn_air) && istype(my_air))
-						//if (!my_air.compare(conn_air))
-						//	myturf.reset_delay()
-						//	zturf_conn.reset_delay()
+						if (!my_air.compare(conn_air))
+							myturf.reset_delay()
+							zturf_conn.reset_delay()
 						my_air.share(conn_air)