The Grainer evaporation process is a method of producing
salt
Salt is a mineral composed primarily of sodium chloride (NaCl), a chemical compound belonging to the larger class of salts; salt in the form of a natural crystalline mineral is known as rock salt or halite. Salt is present in vast quant ...
.
This method uses shallow open pans with
steam-heated immersion coils to evaporate the
brine into salt.
Sometimes it is paired with a partial-vacuum, to speed evaporation.
See also
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Alberger process
The Alberger process is an industrial method of producing salt from rock salt.
Method
The Alberger process begins by heating brine under high pressure with a series of heaters. Impurities are removed using a tank filled with granite cubes called ...
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Industrial processes