http://moncom.net/moncomexperimentsmsgs.asp?topictoview=37
http://www.metacafe.com/watch/1000810/c4_home_made
http://freegames.1up.com/forum/showthread.php?t=23619
http://web.textfiles.com/destruction/eharristext.txt
http://reactor1967.fortunecity.com/nuke.html
http://mlcastle.net/raisethefist/pipe.html
http://www.ubersite.com/m/21624
http://www.linkbase.org/make-pipe-bomb
http://home.earthlink.net/~enigmaep/annihilation/buildabomb.html
http://blog.lassehavelund.com/index.php/2010/how-to-make-a-pipe-bomb
http://www.linkbase.org/articles/homemade-explosives.htm
http://www.tricklife.com/view.php?id=1207
http://www.ubersite.com/m/21624