part 2

code/game/machinery/_machinery.dm

@@ -92,6 +92,8 @@ Class Procs:
 	pressure_resistance = 15
 	max_integrity = 200
 	layer = BELOW_OBJ_LAYER //keeps shit coming out of the machine from ending up underneath it.
+	flags_ricochet = RICOCHET_HARD
+	ricochet_chance_mod = 0.3
 
 	anchored = TRUE
 	interaction_flags_atom = INTERACT_ATOM_ATTACK_HAND | INTERACT_ATOM_UI_INTERACT

code/game/machinery/deployable.dm

@@ -170,6 +170,7 @@
 	to_chat(user, "[src] is now in [mode] mode.")
 
 /obj/item/grenade/barrier/prime()
+	. = ..()
 	new /obj/structure/barricade/security(get_turf(src.loc))
 	switch(mode)
 		if(VERTICAL)

code/game/machinery/doors/door.dm

@@ -12,6 +12,7 @@
 	armor = list("melee" = 30, "bullet" = 30, "laser" = 20, "energy" = 20, "bomb" = 10, "bio" = 100, "rad" = 100, "fire" = 80, "acid" = 70)
 	CanAtmosPass = ATMOS_PASS_DENSITY
 	flags_1 = PREVENT_CLICK_UNDER_1
+	ricochet_chance_mod = 0.8
 
 	interaction_flags_atom = INTERACT_ATOM_UI_INTERACT