Nearly one-fourth of all marine animals, including about 7,000 species of fish, depend upon coral reefs for some part of their life cycle. Learn More at AskFWC Get FWC News Feeds
Although nitrites are the nitrogen compound chiefly used in meat curing, nitrates are used in certain specialty curing processes where a long release of nitrite from parent nitrate stores is needed. The use of nitrates in food preservation is controversial.
The synthetic substance known as calcium nitrate is a âdouble salt.â Manufacturers produce calcium nitrate by applying nitric acid to limestone, then treating the substance with ammonia.or this purpose, common calcium formulations include calcium citrate and calcium carbonate. The mineral is also readily available in foods such as milk, milk-based foods like cheese and yogurt, tofu, blackstrap molasses and dark, leafy vegetables.