My friends and I found documents authored in the 70's and went around the 90's trying to buy saltpeter--whatever that is. Luckily time had changed "Do I need t

My friends and I found documents authored in the 70's and went around the 90's trying to buy saltpeter--whatever that is. Luckily time had changed "Do I need to call your mother?" into "What the hell is that?" and our mothers were never called. We eventually gave up and graduated to shoplifting model rocket engines, which we powdered with vice grips.