45 layers of bulletproof glass shot with a RPG Why would anyone need to test 45 layers of bullet proof glass? Well, if you live in Russia you need to. Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Fire From Anti-Freeze? Cool Experiment Liquid Nitrogen and 1500 Ping Pong Balls Weird – Cockroach Leg Stimulated With Music These Colorful Liquid Droplets Chase Each Other Like Living Organisms Potato guns are cool. Transarent potato guns are awesome Which Duct Tape Brand Is Better?