On Mar 17, 2008, at 1:56 PM, Brian B. Riley wrote: > I would just class it all as varying degrees > of hell ... never once using the adjective 'milder' I made some of the 30s/inch tungsten/barium chromate mix once, cause I find slow burning mixtures particularly interesting. It's very weird stuff. (although, even the professional "welding" thermite is "mild" compared to the finely powdered mixtures that amateur would-be pyros put together. I had a can of commercial thermite once, and the grains of Al and iron oxide with nearly kitty-litter sized...) BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist