The ever increasing demand for fresh water, either for
consumption or industrial use, urges the development of
new sustainable desalination technologies. Capacitive
deionization (CDI) potentially is a powerful alternative for
currently existing desalination techniques (e.g., distillation
and reverse osmosis). Apart from the production of fresh
water from sea or brackish water, CDI can be applied
to recover electrolytes from, for instance, waste water
streams. Compared with reverse osmosis, CDI consumes
much less energy. From the environmental point of view,
it doesn't require or produce any toxic chemicals.
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