I've used the homemade alcohol stoves a few times. I enjoy the simplicity of them. They boil a pot of water in about 5 mins or so. The only downfall is. if you run out of fuel prematurely, you cannot add more to the hot stove. Other than that, it is lightweight, insanely simple to use, and the fuel for it can be found literally anywhere. I highly recommend these over esbit stoves.
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my adventures