...maybe this will help until you can get ahold of some mines
Vietnam War Traps: 9 Viet Cong Booby Traps That Defined the Vietnam War
http://www.warhistoryonline.com/vietnam-war/viet-cong-booby-traps.html
...ya has to be careful the dawg or mr decomp know where ya puts em
Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!