Very cool--if you have 12 hours (OK, probably less, but still) to wait. It also probably weighs a fair amount in dehydrated form.
OTOH, if I wanted to leave some shelters along a trail for emergency use by others, this might be the way to do it...
Post Comments - Emergency Concrete Shelter - Just Add Water
Very cool--if you have 12 hours (OK, probably less, but still) to wait. It also probably weighs a fair amount in dehydrated form.
OTOH, if I wanted to leave some shelters along a trail for emergency use by others, this might be the way to do it...
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