diff --git a/code/game/objects/items/RCD.dm b/code/game/objects/items/RCD.dm
index e061ffb19cd..ac3f1bdb96d 100644
--- a/code/game/objects/items/RCD.dm
+++ b/code/game/objects/items/RCD.dm
@@ -58,7 +58,8 @@ RLD
 
 /obj/item/construction/Destroy()
 	QDEL_NULL(spark_system)
-	. = ..()
+	silo_mats = null
+	return ..()
 
 /obj/item/construction/attackby(obj/item/W, mob/user, params)
 	if(iscyborg(user))
diff --git a/code/modules/mining/machine_redemption.dm b/code/modules/mining/machine_redemption.dm
index 1673d92d756..794d80291b8 100644
--- a/code/modules/mining/machine_redemption.dm
+++ b/code/modules/mining/machine_redemption.dm
@@ -34,6 +34,7 @@
 
 /obj/machinery/mineral/ore_redemption/Destroy()
 	QDEL_NULL(stored_research)
+	materials = null
 	return ..()
 
 /obj/machinery/mineral/ore_redemption/RefreshParts()
diff --git a/code/modules/mining/machine_silo.dm b/code/modules/mining/machine_silo.dm
index 1d4cbf18623..8bea7b76099 100644
--- a/code/modules/mining/machine_silo.dm
+++ b/code/modules/mining/machine_silo.dm
@@ -34,6 +34,8 @@ GLOBAL_LIST_EMPTY(silo_access_logs)
 		var/datum/component/remote_materials/mats = C
 		mats.disconnect_from(src)
 
+	connected = null
+
 	var/datum/component/material_container/materials = GetComponent(/datum/component/material_container)
 	materials.retrieve_all()
 
diff --git a/code/modules/mining/machine_stacking.dm b/code/modules/mining/machine_stacking.dm
index 12e5716cde2..2b05b0d8741 100644
--- a/code/modules/mining/machine_stacking.dm
+++ b/code/modules/mining/machine_stacking.dm
@@ -87,6 +87,11 @@
 	proximity_monitor = new(src, 1)
 	materials = AddComponent(/datum/component/remote_materials, "stacking", mapload, FALSE, mapload && force_connect)
 
+/obj/machinery/mineral/stacking_machine/Destroy()
+	CONSOLE = null
+	materials = null
+	return ..()
+
 /obj/machinery/mineral/stacking_machine/HasProximity(atom/movable/AM)
 	if(istype(AM, /obj/item/stack/sheet) && AM.loc == get_step(src, input_dir))
 		process_sheet(AM)
diff --git a/code/modules/research/machinery/_production.dm b/code/modules/research/machinery/_production.dm
index c4b92bb324f..be80d0eea38 100644
--- a/code/modules/research/machinery/_production.dm
+++ b/code/modules/research/machinery/_production.dm
@@ -29,6 +29,14 @@
 	materials = AddComponent(/datum/component/remote_materials, "lathe", mapload)
 	RefreshParts()
 
+/obj/machinery/rnd/production/Destroy()
+	materials = null
+	cached_designs = null
+	matching_designs = null
+	QDEL_NULL(stored_research)
+	host_research = null
+	return ..()
+
 /obj/machinery/rnd/production/proc/update_research()
 	host_research.copy_research_to(stored_research, TRUE)
 	update_designs()
@@ -51,10 +59,6 @@
 	popup.set_content(generate_ui())
 	popup.open()
 
-/obj/machinery/rnd/production/Destroy()
-	QDEL_NULL(stored_research)
-	return ..()
-
 /obj/machinery/rnd/production/proc/calculate_efficiency()
 	efficiency_coeff = 1
 	if(reagents)		//If reagents/materials aren't initialized, don't bother, we'll be doing this again after reagents init anyways.