In Roman times, people used the nickname “white gold” to refer to salt. The commodity could not only make food more palatable, but it also kept meat fresh in the days long before refrigeration. In fact, salt was so valuable that some Roman soldiers received “white gold” in lieu of money. Linguists think the word “salary” comes from the Roman word for salt.
Salt continues to be influential in our modern world, with chefs, home cooks, and food manufacturers using more and more of it, for the same reasons that our ancestors did. It makes food taste good, and it keeps it fresh for longer. The average can of soup contains up to 1,800 milligrams of sodium. For reference, the FDA recommends that adults eat no more than 2,300 milligrams in total in a day!
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