diff --git a/code/datums/explosion.dm b/code/datums/explosion.dm
index dc32902e5e..aa517eae6e 100644
--- a/code/datums/explosion.dm
+++ b/code/datums/explosion.dm
@@ -196,14 +196,12 @@ GLOBAL_LIST_EMPTY(explosions)
 
 		//------- EX_ACT AND TURF FIRES -------
 
-		if(T == epicenter) // Ensures explosives detonating from bags trigger other explosives in that bag
-			var/list/items = list()
-			for(var/I in T)
-				var/atom/A = I
-				if (!(A.flags_1 & PREVENT_CONTENTS_EXPLOSION_1)) //The atom/contents_explosion() proc returns null if the contents ex_acting has been handled by the atom, and TRUE if it hasn't.
-					items += A.GetAllContents()
-			for(var/O in items)
-				var/atom/A = O
+		if((T == epicenter) && !QDELETED(explosion_source) && (explosion_source.loc == T)) // Ensures explosives detonating from bags trigger other explosives in that bag
+			var/list/atoms = list()
+			for(var/atom/A in explosion_source.loc)
+				atoms += A
+			for(var/i in atoms)
+				var/atom/A = i
 				if(!QDELETED(A))
 					A.ex_act(dist)