A caution to Black Powder users…
I’ve heard of Black Powder being ignited by Static Electiricity… but apparently, Black Powder can even be ignited by the mear friction of pouring it from one containter to another
It was ignited, James Connell said, by the mere friction created pouring it from a paper sack….
http://www.mlive.com/news/kzgazette/index.ssf?/base/news-20/116503724417640.xml&coll=7