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2 answers

It depends. If you're starting with sea water then reverse osmosis is better. For fresh water distillation is better.

2007-05-06 14:48:45 · answer #1 · answered by Professor Armitage 7 · 0 1

It also depends upon the volume and purity. For very large volumes, RO is more cost effective. However, if you need extreme purity, distillation is better.

2007-05-06 22:28:29 · answer #2 · answered by jdkilp 7 · 0 0

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