I was surfing for a plastic ivory substitute to make may touch weight metrology jigs out of and came across this interesting post, it is a collection of discussions on ivory substitutes: http://www.pbm.com/~lindahl/rialto/ivory-msg.html One quote from this I just have to mention it sounds so odd: David Stanwood >Well, according to a book I got from Lindsay Technical Books, you can make an acceptable ivory substitute >if you: > > "masticate" potatoes for 3 days in > sulferic acid, dry between two pieces of > blotting paper, and subject to great pressure. > >I suspect this is designed for flat bits to go on pianos, but if you've got something to use as a mold..... > >Peter G. Rose | Azelin Cola | Ralph, the Carter, | >PO Box 3072, | of Wishford, | of Trollhaven | >Kingston RI 02881 | Bridge, E.K. | |
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