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wyandottecaver wrote:mine are lost deep in my gear pile but they are essentially plastic pouches with a metal disc imbedded in a gel. You boil them to turn the gel to liquid then when you flex the disk inside the reaction turns them hot and they gradually get hard as the reaction goes on. You boil them again to re-use.
one site is here
http://www.9thtee.com/reheater.htm
captnemo wrote:They get pretty warm though so don't know if I'd put them in my camera bag.
Jeff Bartlett wrote:captnemo wrote:They get pretty warm though so don't know if I'd put them in my camera bag.
Yeah, I'd only recommend doing this if you have a waterproof/airtight case like a Pelican. This prevents them from having enough oxygen to really get cooking too good.
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