diff --git a/code/ATMOSPHERICS/components/unary/vent_pump.dm b/code/ATMOSPHERICS/components/unary/vent_pump.dm
index e8494697dc..d9cfb93a18 100644
--- a/code/ATMOSPHERICS/components/unary/vent_pump.dm
+++ b/code/ATMOSPHERICS/components/unary/vent_pump.dm
@@ -72,6 +72,10 @@
 		assign_uid()
 		id_tag = num2text(uid)
 
+/obj/machinery/atmospherics/unary/vent_pump/Destroy()
+	unregister_radio(src, frequency)
+	..()
+
 /obj/machinery/atmospherics/unary/vent_pump/high_volume
 	name = "Large Air Vent"
 	power_channel = EQUIP
@@ -209,14 +213,6 @@
 
 	return pressure_delta
 
-//Radio remote control
-
-/obj/machinery/atmospherics/unary/vent_pump/proc/set_frequency(new_frequency)
-	radio_controller.remove_object(src, frequency)
-	frequency = new_frequency
-	if(frequency)
-		radio_connection = radio_controller.add_object(src, frequency,radio_filter_in)
-
 /obj/machinery/atmospherics/unary/vent_pump/proc/broadcast_status()
 	if(!radio_connection)
 		return 0
@@ -258,7 +254,7 @@
 	radio_filter_in = frequency==1439?(RADIO_FROM_AIRALARM):null
 	radio_filter_out = frequency==1439?(RADIO_TO_AIRALARM):null
 	if(frequency)
-		set_frequency(frequency)
+		radio_connection = register_radio(src, frequency, frequency, radio_filter_in)
 		src.broadcast_status()
 
 /obj/machinery/atmospherics/unary/vent_pump/receive_signal(datum/signal/signal)
diff --git a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
index d09328d767..43874a64d9 100644
--- a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
+++ b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
@@ -41,6 +41,11 @@
 		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 29b9755a5c..757729dfa6 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.
@@ -121,7 +121,7 @@ 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/defines/procs/radio.dm b/code/defines/procs/radio.dm
index 1e0e045928..0ee38f3b12 100644
--- a/code/defines/procs/radio.dm
+++ b/code/defines/procs/radio.dm
@@ -3,6 +3,16 @@
 #define TELECOMMS_RECEPTION_RECEIVER 2
 #define TELECOMMS_RECEPTION_BOTH 3
 
+/proc/register_radio(source, old_frequency, new_frequency, radio_filter)
+	if(old_frequency)
+		radio_controller.remove_object(source, old_frequency)
+	if(new_frequency)
+		return radio_controller.add_object(source, new_frequency, radio_filter)
+
+/proc/unregister_radio(source, frequency)
+	if(radio_controller)
+		radio_controller.remove_object(source, frequency)
+
 /proc/get_frequency_name(var/display_freq)
 	var/freq_text
 
diff --git a/code/game/machinery/alarm.dm b/code/game/machinery/alarm.dm
index e1297510c8..b5bd66f4cf 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/computer/computer.dm b/code/game/machinery/computer/computer.dm
index 7ed213043d..37cb62c5cb 100644
--- a/code/game/machinery/computer/computer.dm
+++ b/code/game/machinery/computer/computer.dm
@@ -24,7 +24,7 @@
 	for(var/x in verbs)
 		verbs -= x
 	set_broken()
-	var/datum/effect/effect/system/smoke_spread/smoke = new /datum/effect/effect/system/smoke_spread()
+	var/datum/effect/effect/system/smoke_spread/smoke = PoolOrNew(/datum/effect/effect/system/smoke_spread)
 	smoke.set_up(5, 0, src)
 	smoke.start()
 	return
diff --git a/code/game/machinery/doors/airlock.dm b/code/game/machinery/doors/airlock.dm
index 0857d2d175..2211fced44 100644
--- a/code/game/machinery/doors/airlock.dm
+++ b/code/game/machinery/doors/airlock.dm
@@ -1015,12 +1015,18 @@ 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 a056cbc0f9..3709f2dac6 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)
@@ -864,6 +865,10 @@
 	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 594bc89bd0..34f3525191 100644
--- a/code/modules/power/apc.dm
+++ b/code/modules/power/apc.dm
@@ -155,32 +155,36 @@
 	if (building==0)
 		init()
 	else
-		area = src.loc.loc:master
+		area = get_area(src)
 		area.apc |= src
 		opened = 1
 		operating = 0
 		name = "[area.name] APC"
 		stat |= MAINT
 		src.update_icon()
-		spawn(5)
-			src.update()
+
+/obj/machinery/power/apc/initialize()
+	..()
+	src.update()
 
 /obj/machinery/power/apc/Destroy()
 	if(operating && malf && src.z in config.station_levels) //if (is_type_in_list(get_area(src), the_station_areas))
 		malf.hacked_apcs -= src
+
+	area.apc -= src
 	area.power_light = 0
 	area.power_equip = 0
 	area.power_environ = 0
 	area.power_change()
 	if(wires)
-		wires.Destroy()
+		qdel(wires)
 		wires = null
 	if(cell)
 		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/cell.dm b/code/modules/power/cell.dm
index efccd0aa4f..ad451dde05 100644
--- a/code/modules/power/cell.dm
+++ b/code/modules/power/cell.dm
@@ -6,8 +6,9 @@
 	..()
 	charge = maxcharge
 
-	spawn(5)
-		updateicon()
+/obj/item/weapon/cell/initialize()
+	..()
+	updateicon()
 
 /obj/item/weapon/cell/drain_power(var/drain_check, var/surge, var/amount = 0)
 
diff --git a/code/modules/power/terminal.dm b/code/modules/power/terminal.dm
index 24245f00e4..cec6bd57f6 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