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Hello folk I came across this today and admire the film and results. http://science.slashdot.org/story/12/03/07/223255/amateur-rocketeer-derek-devilles-qu8k-rocket-flies-to-120000-feet-video I hope you like it Trev

The pound started about 100 X 50 mm X thin (.05mm ish) or even bigger but I was then a babby. It got smaller and smaller by size and changed material to brass, now it is a little washer before the hole is punched, the two pound one is a washer with a plug in the middle to fill the hole. As...