Originally Posted By: celler
Originally Posted By: Burncycle
I like it, but one tablet wouldn't bring 3/4 a canteen cup to coffee drinking temp (just lukewarm) in 38-40 degree weather with no wind


So what would it take to boil 16oz of water with this setup?


Did you have a good windscreen? That usually improves efficiency considerably, as does some sort of a lid on the container. I don't think I have ever seen a lid for a GI canteen cup, but one can be easily made from aluminum flashing or even heavy duty foil....
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Geezer in Chief