turf/proc/airflow()
    for(var/turf/O in range(1,src))
        for(O in /area/Airflow)
            if(O.o2 < src.o2)
                var/diff = src.o2 - O.o2
                diff = diff/7
                src.o2 -= diff
                O.o2 += diff
                if(diff >= 7)
                    step(src.contents,O)
            if(O.co2 < src.co2)
                var/diff = src.co2 - O.co2
                diff = diff/8
                src.co2 -= diff
                O.co2 += diff
                if(diff >= 7)
                    step(src.contents,O)
            spawn(1) O.airflow
    spawn(1) airflow()