[NonValueAdded]

Adaptation of the old pit-style solar still. Boy Scout Field Manual from the 60’s.

[fireman15]

Adaptation of the old pit-style solar still. Boy Scout Field Manual from the 60’s.

My immediate impression also. I am very skeptical of the quantity of water this is claimed to be capable of producing. It would seem that a filtration system would be much more efficient in any area where the problem isn't a lack of water, but a lack of clean water