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Opened in 1784, citric acid is a white crystalline powder, odorless, soluble in water.
In nature, this substance is found quite often, mainly in the immature fruits of citrus, pineapples, pears, figs, cranberries, cranberries, etc. Lemons and oranges were the main sources of natural (vegetable), citric acid. But, first of all, lemons contain too much acid (9 percent), and secondly, lemons themselves is a valuable product. And here was another source and method for producing citric acid. Musty mushroom Aspergillus Niger (Aspergillus Niger) — different black mold — copes with this task.
This method is quite advantageous. Judge for yourself: from lemons harvested from one hectare can produce about 400 pounds of citric acid and sugar refined from sugar beets with the same square, the mushrooms give her more than half a ton. Four times more!
Citric acid is widely used in cooking and in food industry for making soft drinks, fruit jelly, waffles, marshmallows, etc. Citric acid included in the formulation of some varieties of sausages and cheese, it is used in the wine industry, for refining of vegetable oils for the production of condensed milk. Using citric acid is retained the natural taste and aroma with long-term storage of frozen meat and fish. No smell makes it an indispensable ingredient in those dishes that need to acidify and not to spoil their smell vinegar.
Sodium salt of citric acid stimulate the foaming and mechanical stability of the foams, so it is also used for the manufacture of shampoos and detergents. The latter has important ecological value, as citric acid and its salts are readily amenable to microbiological degradation of sewage waters.
With moderate consumption of citric acid:
- stimulates the activity of the pancreas;
- stimulates appetite;
- promotes digestion;
- helps to cleanse the body of excess salt;
- effectively burn carbohydrates;
- has a beneficial effect on the functioning of the digestive system;
- through skin cells brings out all kinds of toxins.
In addition to useful nutritional properties, citric acid has several properties that are very useful in everyday life. Citric acid is used for cleaning from scale on the irons, kettles, washing machines. With citric acid to prepare the nutrient solution for cut roses, clean silverware.