Attempted fix for ZAS possibly crashing BYOND, removed special case for Cryo from human life as it is already handled by cryo's return_air() proc, made breathing in superheated gas burn you a wee bit.

code/modules/mob/living/carbon/human/life.dm

@@ -585,6 +585,7 @@
 			if(breath.temperature > (T0C+66) && !(COLD_RESISTANCE in mutations)) // Hot air hurts :(
 				if(prob(20))
 					src << "\red You feel a searing heat in your lungs!"
+					take_overall_damage(0,2) //burn them a bit.
 				fire_alert = max(fire_alert, 1)
 			else
 				fire_alert = 0
@@ -603,8 +604,6 @@
 			if(istype(loc, /turf/space))
 				environment_heat_capacity = loc:heat_capacity
 				loc_temp = 2.7
-			else if(istype(loc, /obj/machinery/atmospherics/unary/cryo_cell))
-				loc_temp = loc:air_contents.temperature
 			else
 				loc_temp = environment.temperature