/obj/item/weapon/tank/plasmatank/proc/ignite()

	var/strength = ((src.gas.plasma + src.gas.oxygen/2.0) / 1600000.0) * src.gas.temperature
	//if ((src.gas.plasma < 1600000.0 || src.gas.temperature < 773))		//500degC
	if (strength < 773.0)
		var/turf/T = get_turf(src.loc)
		T.poison += src.gas.plasma
		T.firelevel = T.poison
		T.res_vars()

		if(src.master)
			src.master.loc = null

		//if ((src.gas.temperature > (450+T0C) && src.gas.plasma == 1600000.0))
		if (strength > (450+T0C))
			var/turf/sw = locate(max(T.x - 4, 1), max(T.y - 4, 1), T.z)
			var/turf/ne = locate(min(T.x + 4, world.maxx), min(T.y + 4, world.maxy), T.z)
			defer_powernet_rebuild = 1

			for(var/turf/U in block(sw, ne))
				var/zone = 4
				if ((U.y <= (T.y + 1) && U.y >= (T.y - 1) && U.x <= (T.x + 2) && U.x >= (T.x - 2)) )
					zone = 3
				if ((U.y <= (T.y + 1) && U.y >= (T.y - 1) && U.x <= (T.x + 1) && U.x >= (T.x - 1) ))
					zone = 2
				for(var/atom/A in U)
					A.ex_act(zone)
					//Foreach goto(342)
				U.ex_act(zone)
				U.buildlinks()
				//Foreach goto(170)
			defer_powernet_rebuild = 0
			makepowernets()

		else
			//if ((src.gas.temperature > (300+T0C) && src.gas.plasma == 1600000.0))
			if (strength > (300+T0C))
				var/turf/sw = locate(max(T.x - 4, 1), max(T.y - 4, 1), T.z)
				var/turf/ne = locate(min(T.x + 4, world.maxx), min(T.y + 4, world.maxy), T.z)
				defer_powernet_rebuild = 1

				for(var/turf/U in block(sw, ne))
					var/zone = 4
					if ((U.y <= (T.y + 2) && U.y >= (T.y - 2) && U.x <= (T.x + 2) && U.x >= (T.x - 2)) )
						zone = 3
					for(var/atom/A in U)
						A.ex_act(zone)
						//Foreach goto(598)
					U.ex_act(zone)
					U.buildlinks()
					//Foreach goto(498)
				defer_powernet_rebuild = 0
				makepowernets()

		//src.master = null
		del(src.master)
		//SN src = null
		del(src)
		return