Paranoid updates to maybe fix air duplication

code/modules/atmospherics/environmental/LINDA_turf_tile.dm

@@ -61,6 +61,12 @@
 	update_visuals()
 	return removed
 
+/turf/open/remove_air_ratio(ratio)
+	var/datum/gas_mixture/ours = return_air()
+	var/datum/gas_mixture/removed = ours.remove_ratio(ratio)
+	update_visuals()
+	return removed
+
 /turf/open/proc/copy_air_with_tile(turf/open/T)
 	if(istype(T))
 		air.copy_from(T.air)

code/modules/atmospherics/gasmixtures/reactions.dm

@@ -15,6 +15,7 @@
 				if (!reaction_key || initial(reaction_key.rarity) > initial(req_gas.rarity))
 					reaction_key = req_gas
 		reaction.major_gas = reaction_key
+		message_admins("\ref[reaction]")
 		. += reaction
 	sortTim(., /proc/cmp_gas_reaction)
 

code/modules/atmospherics/machinery/components/unary_devices/passive_vent.dm

@@ -30,23 +30,10 @@
 	var/pressure_delta = abs(external_pressure - internal_pressure)
 
 	if(pressure_delta > 0.5)
-		if(external_pressure < internal_pressure)
-			var/air_temperature = (external.return_temperature() > 0) ? external.return_temperature() : internal.return_temperature()
-			var/transfer_moles = (pressure_delta * external.return_volume()) / (air_temperature * R_IDEAL_GAS_EQUATION)
-			var/datum/gas_mixture/removed = internal.remove(transfer_moles)
-			external.merge(removed)
-		else
-			var/air_temperature = (internal.return_temperature() > 0) ? internal.return_temperature() : external.return_temperature()
-			var/transfer_moles = (pressure_delta * internal.return_volume()) / (air_temperature * R_IDEAL_GAS_EQUATION)
-			transfer_moles = min(transfer_moles, external.total_moles() * internal.return_volume() / external.return_volume())
-			var/datum/gas_mixture/removed = external.remove(transfer_moles)
-			if(isnull(removed))
-				return
-			internal.merge(removed)
-
+		equalize_all_gases_in_list(list(internal,external))
 		active = TRUE
 
-	active = internal.temperature_share(external, OPEN_HEAT_TRANSFER_COEFFICIENT) ? TRUE : active
+	active = internal.temperature_share(external, OPEN_HEAT_TRANSFER_COEFFICIENT) || active
 
 	if(active)
 		air_update_turf()

code/modules/atmospherics/machinery/components/unary_devices/vent_scrubber.dm

@@ -156,10 +156,8 @@
 		return FALSE
 
 	if(scrubbing & SCRUBBING)
-		var/transfer_moles = min(1, volume_rate/environment.return_volume())*environment.total_moles()
-
 		//Take a gas sample
-		var/datum/gas_mixture/removed = tile.remove_air(transfer_moles)
+		var/datum/gas_mixture/removed = tile.remove_air_ratio(volume_rate/environment.return_volume())
 
 		//Nothing left to remove from the tile
 		if(isnull(removed))
@@ -173,9 +171,7 @@
 
 	else //Just siphoning all air
 
-		var/transfer_moles = environment.total_moles()*(volume_rate/environment.return_volume())
-
-		var/datum/gas_mixture/removed = tile.remove_air(transfer_moles)
+		var/datum/gas_mixture/removed = tile.remove_air_ratio((volume_rate/environment.return_volume()))
 
 		air_contents.merge(removed)
 		tile.air_update_turf()

code/modules/atmospherics/machinery/pipes/pipes.dm

@@ -54,6 +54,9 @@
 /obj/machinery/atmospherics/pipe/remove_air(amount)
 	return parent.air.remove(amount)
 
+/obj/machinery/atmospherics/pipe/remove_air_ratio(ratio)
+	return parent.air.remove_ratio(ratio)
+
 /obj/machinery/atmospherics/pipe/attackby(obj/item/W, mob/user, params)
 	if(istype(W, /obj/item/pipe_meter))
 		var/obj/item/pipe_meter/meter = W