Merge branch 'master' of https://github.com/Yawn-Wider/YWPolarisVore into July2020UpstreamPull

code/ATMOSPHERICS/components/unary/heat_source.dm

@@ -159,6 +159,6 @@
 	..()
 
 /obj/machinery/atmospherics/unary/heater/examine(mob/user)
-	..()
+	. = ..()
 	if(panel_open)
 		. += "The maintenance hatch is open."

code/ATMOSPHERICS/components/unary/vent_pump.dm

@@ -396,7 +396,7 @@
 			to_chat(user, "<span class='notice'>Now welding the vent.</span>")
 			if(do_after(user, 20 * WT.toolspeed))
 				if(!src || !WT.isOn()) return
-				playsound(src.loc, WT.usesound, 50, 1)
+				playsound(src, WT.usesound, 50, 1)
 				if(!welded)
 					user.visible_message("<span class='notice'>\The [user] welds the vent shut.</span>", "<span class='notice'>You weld the vent shut.</span>", "You hear welding.")
 					welded = 1