diff --git a/code/game/objects/effects/effect_system/effects_smoke.dm b/code/game/objects/effects/effect_system/effects_smoke.dm
index 1acdd7569f7..00bc2fbc7a9 100644
--- a/code/game/objects/effects/effect_system/effects_smoke.dm
+++ b/code/game/objects/effects/effect_system/effects_smoke.dm
@@ -294,10 +294,12 @@
 			var/more = ""
 			if(M)
 				more = "[ADMIN_LOOKUPFLW(M)] "
-			message_admins("Smoke: ([ADMIN_VERBOSEJMP(location)])[contained]. Key: [more ? more : carry.my_atom.fingerprintslast].")
+			if(!istype(carry.my_atom, /obj/machinery/plumbing))
+				message_admins("Smoke: ([ADMIN_VERBOSEJMP(location)])[contained]. Key: [more ? more : carry.my_atom.fingerprintslast].")
 			log_game("A chemical smoke reaction has taken place in ([where])[contained]. Last touched by [carry.my_atom.fingerprintslast].")
 		else
-			message_admins("Smoke: ([ADMIN_VERBOSEJMP(location)])[contained]. No associated key.")
+			if(!istype(carry.my_atom, /obj/machinery/plumbing))
+				message_admins("Smoke: ([ADMIN_VERBOSEJMP(location)])[contained]. No associated key.")
 			log_game("A chemical smoke reaction has taken place in ([where])[contained]. No associated key.")