But any nutritionist worth his sodium chloride will confirm that your grandmother was wise in telling you just to do things in moderation.

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The remainder will end up in salt ponds where various compounds -- sodium chloride, gypsum, calcium carbonate -- can be extracted and potentially commercialized.

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In the right circumstances these channels will allow the passage of sodium ions (the liquid to be investigated must have these added in the form of sodium chloride, or common salt, if they are not present naturally).

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Salt, of course, is sodium chloride.

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Nu-Tek Salt has come up with a way to replace salt, or sodium chloride, in food with a proprietary crystal fashioned from potassium chloride and an organic acid. (see photo.) It tastes like salt, behaves like salt in recipes, and has the same texture and feel.

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Neither sodium nor chloride is considered a known health threat, the parish said, citing EPA data.

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So, Moseley says some companies are at least poking around with more out-there technologies, like zinc-air, sodium nickel chloride, and other exotic chemistries.

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The solution (pun intended) involved tacking sodium dithionite and hydro-chloride onto the antibiotic, making it into a water-soluble salt. (Drugs prepared as hydrochlorides are commonplace.) To keep the chemicals from oxidizing, Adams tested 50 different agents, such as citric acid and ascorbic acid, and played with various ratios until he got the right pH balance.

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While too much sodium is associated with cardiovascular problems, too little potassium can have the same effect, so potassium chloride has a double benefit.

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