What Is Crude Oil? What Are The Hazards Of Crude Oil?

crude oil refers to a primary oil that has been prepared from animal or vegetable oils and has not been refined. Due to the simple processing technology, this oil contains many impurities, is easily oxidized and deteriorated, and is not suitable for long-term storage.

Due to unrefined, there may be problems such as residual pesticides, heavy metal pollution, and hazardous substances. If cotton wool contains gossypol, chronic gossypol poisoning often has fever, limb weakness, loss of appetite, and even loss of labor capacity; gossypol can inhibit male sperm production, leading to male infertility; hairy peanut oil, hair corn oil contains Aflatoxin, which is a strong carcinogen, allows for 20 micrograms per kilogram of refined oil in refined oils, and up to 600 micrograms in unrefined peanut oil; canola oil contains large amounts of erucic acid and Thioquinone compounds, which may aggravate the condition and cause goiter in people with cardiovascular disease; rice bran oil, sunflower oil contain about 2% of non-digestible wax; in soybean oil and vegetable oil Containing 1% 3% of phospholipids, these need to be refined to remove.

Another characteristic of the crude oil is that the cooking heats up with a lot of foam, odor, and soot, which obviously affects the smell and taste of the cooked food. It is easier to distinguish the oil. The oil is usually dark and dark, with poor transparency and even turbidity. After a long time, there are sediments and suspensions. Some oils have a pungent odor and a lot of foam. There are very few people who eat hair oil directly, which will directly harm their health. Of course, there are also several kinds of vegetable oils that can be directly consumed after being subjected to initial processing by pressing after ensuring that the raw materials are not deteriorated. Such as: olive oil, tea seed oil, sesame oil, etc.