How to treat a sucking chest wound

Per requests on www.pirate4x4.com I am doing some how to for basic field medicine. This is how to use a treat a sucking chest wound. This covers using pre made and improvised methods. This information is for down dirty basic education only, please go and actually educate your self. do some google searching of TCCC and other combat medicine protocols. The life you save may very well be your own.