A solar still uses solar radiation to evaporate water below the boiling point, and the cooler ambient air to condense the vapor.
(A solar; uses; solar radiation; to evaporate water below the boiling point; T:still) (the cooler ambient air; to condense; the vapor)
A solar the cooler ambient air
uses to condense
solar radiation to evaporate water below the boiling point T:still
the vapor