5-Earth Science-Water-Fresh-Mechanical
desalination
Distillation or freezing can remove seawater salt {desalination}|. If water has low salt, reverse osmosis, electrodialysis, or ion exchange can remove salt.
reverse osmosis
High pressure can force water through membrane that retains salts {reverse osmosis}|, making purer water come out. If water has low salt, reverse osmosis, electrodialysis, or ion exchange can remove salt.
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Date Modified: 2022.0225