diff --git a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
index e5b6d3a8dc1..dd989e0a545 100644
--- a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
+++ b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
@@ -43,6 +43,11 @@
 		assign_uid()
 		id_tag = num2text(uid)
 
+/obj/machinery/atmospherics/unary/vent_scrubber/Destroy()
+	unregister_radio(src, frequency)
+	..()
+
+
 /obj/machinery/atmospherics/unary/vent_scrubber/update_icon(var/safety = 0)
 	if(!check_icon_cache())
 		return
diff --git a/code/controllers/Processes/garbage.dm b/code/controllers/Processes/garbage.dm
index 3743e74881a..df89dda5edd 100644
--- a/code/controllers/Processes/garbage.dm
+++ b/code/controllers/Processes/garbage.dm
@@ -78,7 +78,7 @@ var/list/delayed_garbage = list()
 	destroyed["\ref[A]"] = world.time
 
 /datum/controller/process/garbage_collector/getStatName()
-	return ..()+"([garbage_collector.dels]/[garbage_collector.hard_dels])"
+	return ..()+"([garbage_collector.destroyed.len]/[garbage_collector.dels]/[garbage_collector.hard_dels])"
 
 // Should be treated as a replacement for the 'del' keyword.
 // Datums passed to this will be given a chance to clean up references to allow the GC to collect them.
@@ -120,7 +120,7 @@ var/list/delayed_garbage = list()
 /icon/finalize_qdel()
 	del(src)
 
-/imagine/finalize_qdel()
+/image/finalize_qdel()
 	del(src)
 
 /mob/finalize_qdel()
diff --git a/code/game/machinery/alarm.dm b/code/game/machinery/alarm.dm
index cd78789507e..e5c03932cc4 100644
--- a/code/game/machinery/alarm.dm
+++ b/code/game/machinery/alarm.dm
@@ -99,8 +99,10 @@
 	target_temperature = 90
 
 /obj/machinery/alarm/Destroy()
-	if(radio_controller)
-		radio_controller.remove_object(src, frequency)
+	unregister_radio(src, frequency)
+	if(wires)
+		qdel(wires)
+		wires = null
 	..()
 
 /obj/machinery/alarm/New(var/loc, var/dir, var/building = 0)
diff --git a/code/game/machinery/doors/airlock.dm b/code/game/machinery/doors/airlock.dm
index 35e8ea30445..5b6a9af285e 100644
--- a/code/game/machinery/doors/airlock.dm
+++ b/code/game/machinery/doors/airlock.dm
@@ -1007,12 +1007,18 @@ About the new airlock wires panel:
 	else
 		wires = new/datum/wires/airlock(src)
 
+/obj/machinery/door/airlock/initialize()
 	if(src.closeOtherId != null)
-		spawn (5)
-			for (var/obj/machinery/door/airlock/A in world)
-				if(A.closeOtherId == src.closeOtherId && A != src)
-					src.closeOther = A
-					break
+		for (var/obj/machinery/door/airlock/A in world)
+			if(A.closeOtherId == src.closeOtherId && A != src)
+				src.closeOther = A
+				break
+
+/obj/machinery/door/airlock/Destroy()
+	if(wires)
+		qdel(wires)
+		wires = null
+	..()
 
 // Most doors will never be deconstructed over the course of a round,
 // so as an optimization defer the creation of electronics until
diff --git a/code/game/machinery/portable_turret.dm b/code/game/machinery/portable_turret.dm
index 0cc8eded068..b1455df8adc 100644
--- a/code/game/machinery/portable_turret.dm
+++ b/code/game/machinery/portable_turret.dm
@@ -148,6 +148,7 @@
 /obj/machinery/porta_turret/Destroy()
 	//deletes its own cover with it
 	qdel(cover)
+	cover = null
 	..()
 
 /obj/machinery/porta_turret/proc/isLocked(mob/user)
@@ -905,6 +906,10 @@
 	density = 0
 	var/obj/machinery/porta_turret/Parent_Turret = null
 
+/obj/machinery/porta_turret_cover/Destroy()
+	Parent_Turret = null
+	..()
+
 /obj/machinery/porta_turret_cover/attack_ai(mob/user)
 	return attack_hand(user)
 
diff --git a/code/modules/power/apc.dm b/code/modules/power/apc.dm
index d6c04ec58fe..1cfdeba2f24 100644
--- a/code/modules/power/apc.dm
+++ b/code/modules/power/apc.dm
@@ -183,8 +183,8 @@
 		cell.loc = loc
 		cell = null
 	if(terminal)
-		disconnect_terminal()
-
+		qdel(terminal)
+		terminal = null
 	..()
 
 /obj/machinery/power/apc/proc/make_terminal()
diff --git a/code/modules/power/terminal.dm b/code/modules/power/terminal.dm
index 24245f00e40..cec6bd57f60 100644
--- a/code/modules/power/terminal.dm
+++ b/code/modules/power/terminal.dm
@@ -23,6 +23,7 @@
 /obj/machinery/power/terminal/Destroy()
 	if(master)
 		master.disconnect_terminal()
+		master = null
 	return ..()
 
 /obj/machinery/power/terminal/hide(var/i)
@@ -36,4 +37,4 @@
 // Needed so terminals are not removed from machines list.
 // Powernet rebuilds need this to work properly.
 /obj/machinery/power/terminal/process()
-	return 1
+	return 1