Sun Still is a 24-inch Vinylite plastic (Dec, 1951)

I just like the giant drinking straw. They should combine this with a Sodastream and use the CO2 for flotation.

Sun Still is a 24-inch Vinylite plastic

sphere which desalts ocean water and makes it drinkable. Black inner bag absorbs sun’s heat and evaporates water leaving salt residue. Vapors condense as fresh water in reservoir chamber. Still provides 2-1/2 quarts daily, folds into small container.