thought id post this link, some decent info, some of the stuff in the article is pretty much commom knowledge to us here, however useful none the less, there is also a link for a altoids tin kit, just thought id throw it up on here
http://www.fieldandstream.com/articles/hunting/2009/08/hot-stuff
http://www.fieldandstream.com/articles/hunting/2009/08/hot-stuff