>From the results obtained by you and others as well as the stuff that Peter DeBaan got, I'd recommend the softer grades of the stuff for working with. Has anybody used the softest grade of the Acculap and what were your opinions? Bob May bobmay@nethere.com http://nav.to/bobmay http://bobmay.astronomy.net _______________________________________________ ATM mailing list http://www.atmlist.net/