A solar still distills water using sunlight, desalinating and purifying it in the process. This is an actual real-world survival gear and commonly equipped on life rafts. The process is slow, often taking an entire day just for a bottle of water.
A solar still distills water using sunlight, desalinating and purifying it in the process. This is an actual real-world survival gear and commonly equipped on life rafts. The process is slow, often taking an entire day just for a bottle of water.