diff --git a/code/game/objects/items/devices/transfer_valve.dm b/code/game/objects/items/devices/transfer_valve.dm
index 9e4d83592b0..5b4afe8095c 100644
--- a/code/game/objects/items/devices/transfer_valve.dm
+++ b/code/game/objects/items/devices/transfer_valve.dm
@@ -9,6 +9,7 @@
 	var/mob/attacher = null
 	var/valve_open = 0
 	var/toggle = 1
+	origin_tech = "materials=1;engineering=1"
 
 /obj/item/device/transfer_valve/proc/process_activation(var/obj/item/device/D)
 
@@ -187,7 +188,7 @@
 			attacher_name = "[key_name_admin(attacher)]"
 
 		var/mob/mob = get_mob_by_key(src.fingerprintslast)
-		
+
 		bombers += "Bomb valve opened at [A.name] ([bombturf.x],[bombturf.y],[bombturf.z]) with [attached_device ? attached_device : "no device"], attached by [attacher_name]. Last touched by: [key_name(mob)]"
 		message_admins("Bomb valve opened at <A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[bombturf.x];Y=[bombturf.y];Z=[bombturf.z]'>[A.name] (JMP)</a> with [attached_device ? attached_device : "no device"], attached by [attacher_name]. Last touched by: [key_name_admin(mob)]")
 		log_game("Bomb valve opened at [A.name] ([bombturf.x],[bombturf.y],[bombturf.z]) with [attached_device ? attached_device : "no device"], attached by [attacher_name]. Last touched by: [key_name(mob)]")
diff --git a/code/modules/assembly/bomb.dm b/code/modules/assembly/bomb.dm
index 3bf0775473c..3171755b34c 100644
--- a/code/modules/assembly/bomb.dm
+++ b/code/modules/assembly/bomb.dm
@@ -10,6 +10,7 @@
 	var/status = 0   //0 - not readied //1 - bomb finished with welder
 	var/obj/item/device/assembly_holder/bombassembly = null   //The first part of the bomb is an assembly holder, holding an igniter+some device
 	var/obj/item/weapon/tank/bombtank = null //the second part of the bomb is a plasma tank
+	origin_tech = "materials=1;engineering=1"
 
 /obj/item/device/onetankbomb/examine(mob/user)
 	..(user)
diff --git a/code/modules/research/experimentor.dm b/code/modules/research/experimentor.dm
index 11295eb706a..6fc4b3dd14b 100644
--- a/code/modules/research/experimentor.dm
+++ b/code/modules/research/experimentor.dm
@@ -219,6 +219,7 @@
 			--cloneCount
 			if(cloneCount == 0)
 				cloneMode = FALSE
+			return
 		var/turf/dropturf = get_turf(pick(view(1,src)))
 		if(!dropturf) //Failsafe to prevent the object being lost in the void forever.
 			dropturf = get_turf(src)