At 12:12 PM 1/17/2004 +0100, you wrote: >On Fri, 16 Jan 2004, Olin Lathrop wrote: > > > Vmer Yalhi wrote: > > > What is a dry ice? > > > > Frozen carbon dioxide. > > >Be extremely careful when handling as it is -72C cold and may cause severe >burn-like injuries. Not that much colder than outside the last few days. ;-) You can hold a chunk in your hands if you flip it back and forth, but gloves are much better and will prevent even slight frostbite "burns" on the skin. > Nevertheless, the evaporated carbon-dioxyde would >cause suffocation when the ventillation is insufficient. Good point. It's really pretty innocuous stuff. My only problem with it is that I have to drive 20 min each way and buy a big sack of it for C$25 minimum from a commercial supplier. I understand some supermarkets in the US carry it. Best regards, Spehro Pefhany --"it's the network..." "The Journey is the reward" speff@interlog.com Info for manufacturers: http://www.trexon.com Embedded software/hardware/analog Info for designers: http://www.speff.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads