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How to identify crude oil?

How to identify crude oil?
 What is the crude oil? It refers to the crude oil obtained from animal or vegetable oils and not refined. Because crude oil processing technology is simple, this oil contains impurities, easily oxidized deterioration, not long-term storage.

As the crude oil without refining, there may be residues of pesticides, heavy metal pollution and other issues and contain harmful substances. So, or to a set of refining equipment bar to buy telephone contact 13503839006. Such as wool gossypol containing gossypol, chronic gossypol poisoning are often fever, limb weakness, loss of appetite, and even loss of ability to work; gossypol can inhibit male sperm production, leading to male infertility; hair peanut oil, hairy corn oil contains Aflatoxin, which is a strong carcinogen, the refined oil in the allowable content of 20 micrograms per kilogram of cooking oil, while the unpolluted peanut oil can be as high as 600 micrograms; rapeseed oil contains large amounts of erucic acid and Glucosinolates, thioglycoside compounds, these compounds for people suffering from cardiovascular disease may make the condition worse, may also lead to goiter; hair bran oil, sunflower oil contains about 2% of the non-digestible wax; soybean oil and vegetable oil Containing 1% to 3% of the phospholipids, which need to be refined to remove.

Another feature of crude oil is cooking more than the bubble when heated, smell, soot, a significant impact on cooking food smell and taste. Among urban dwellers, there are few direct edible oils, but they are fairly common among rural dwellers, which directly threaten their health.

Identification of crude oil method: relatively easy, crude oil is usually bulk oil, dark colors, poor transparency and even turbidity, sediment and suspended after a long time there, and some crude oil has a pungent odor and a lot of foam. Of course, not all of the primary processing oil can not be directly consumed. There are several vegetable oils such as olive oil, tea seed oil, sesame oil, etc., as long as the raw materials do not degenerate, the crushing of the primary processing oil can be eaten directly.

Can not be directly consumed by the oil after deacidification, bleaching, degumming, deodorization, removal of water, impurities and a series of processes can be directly after the consumption of refined oil. Depending on the degree of refining, refined oil can be divided into one, two, three, four. A refining oil for the most senior edible oil, four for the lowest level.

Refined oil and crude oil have their own advantages and disadvantages, conditions can work together for life.

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