I have never made one of these but certainly can see how they work. Although effectiveness is pretty limited, in the right environment and in a small area it could provide some comfort.
Ever make anything like this? Did it work?
Like what you read?
Then you're gonna love my free PDF, 20 common survival items, 20 uncommon survival uses for each. That's 400 total uses for these innocent little items!
Just enter your primary e-mail below to get your link. This will also subscribe you to my newsletter so you stay up-to-date with everything: new articles, ebooks, products and more!