I've never served in the military. So my knowledge of such things is a whole bunch of nothing plus sitting through "Platoon". But I would have guessed basic training had some mention of be careful with firearms?
http://komonews.com/news/local/ex-soldi ... rt-my-wife
Re: Soldier says he shot his wife by accident.
2"Nemetz said he doesn't remember why he threw the bottles of alcohol away. The prosecutor contends it was because he cared more about the trouble he'd get in for underage drinking than the fact his wife was dying." 



Puffing up is no substitute for smarts but it's a common home remedy