More generally, desalination may also refer to the removal of salts and minerals, as in soil desalination, which also happens to be a major issue for agricultural production. Salt water is desalinated to produce fresh water suitable for human consumption or irrigation. One potential by-product of desalination is salt.
And 6 Fish to Avoid. You probably already know that you're supposed to be eating fish twice a week. Fish are a lean, healthy source of protein -- and the oily kinds, such as salmon, tuna, sardines, etc., deliver those heart- and brain-healthy omega-3 fats you've probably also heard you should be getting in your diet. (Here are seven more of the healthiest foods you should be eating but probably aren't.)
The American Heart Association recommends eating at least two fish meals a week. I eat fish often and also take 2-3 grams of supplemental fish oil a day.. We know that populations that eat fish regularly live longer and have less chronic disease than populations that do not.