Ported C++mos from yogs (help me)

code/datums/components/wet_floor.dm

@@ -121,7 +121,7 @@
 		if(-INFINITY to T0C)
 			add_wet(TURF_WET_ICE, max_time_left())			//Water freezes into ice!
 		if(T0C to T0C + 100)
-			decrease = ((T.air.temperature - T0C) / SSwet_floors.temperature_coeff) * (diff / SSwet_floors.time_ratio)
+			decrease = ((T.air.return_temperature() - T0C) / SSwet_floors.temperature_coeff) * (diff / SSwet_floors.time_ratio)
 		if(T0C + 100 to INFINITY)
 			decrease = INFINITY
 	decrease = max(0, decrease)

code/datums/diseases/advance/symptoms/heal.dm

@@ -404,7 +404,7 @@
 	if(M.loc)
 		environment = M.loc.return_air()
 	if(environment)
-		plasmamount = environment.gases[/datum/gas/plasma]
+		plasmamount = environment.get_moles(/datum/gas/plasma)
 		if(plasmamount && plasmamount > GLOB.meta_gas_visibility[/datum/gas/plasma]) //if there's enough plasma in the air to see
 			. += power * 0.5
 	if(M.reagents.has_reagent(/datum/reagent/toxin/plasma))

code/datums/helper_datums/teleport.dm

@@ -117,9 +117,8 @@
 			continue
 
 		var/datum/gas_mixture/A = F.air
-		var/list/A_gases = A.gases
 		var/trace_gases
-		for(var/id in A_gases)
+		for(var/id in A.get_gases())
 			if(id in GLOB.hardcoded_gases)
 				continue
 			trace_gases = TRUE
@@ -128,15 +127,15 @@
 		// Can most things breathe?
 		if(trace_gases)
 			continue
-		if(A_gases[/datum/gas/oxygen] <= 16)
+		if(A.get_moles(/datum/gas/oxygen) < 16)
 			continue
-		if(A_gases[/datum/gas/plasma])
+		if(A.get_moles(/datum/gas/plasma))
 			continue
-		if(A_gases[/datum/gas/carbon_dioxide] >= 10)
+		if(A.get_moles(/datum/gas/carbon_dioxide) >= 10)
 			continue
 
 		// Aim for goldilocks temperatures and pressure
-		if((A.temperature <= 270) || (A.temperature >= 360))
+		if((A.return_temperature() <= 270) || (A.return_temperature() >= 360))
 			continue
 		var/pressure = A.return_pressure()
 		if((pressure <= 20) || (pressure >= 550))

code/datums/mutations/actions.dm

@@ -222,9 +222,8 @@
 /obj/effect/proc_holder/spell/targeted/olfaction/cast(list/targets, mob/living/user = usr)
 	//can we sniff? is there miasma in the air?
 	var/datum/gas_mixture/air = user.loc.return_air()
-	var/list/cached_gases = air.gases
 
-	if(cached_gases[/datum/gas/miasma])
+	if(air.get_moles(/datum/gas/miasma))
 		user.adjust_disgust(sensitivity * 45)
 		to_chat(user, "<span class='warning'>With your overly sensitive nose, you get a whiff of stench and feel sick! Try moving to a cleaner area!</span>")
 		return