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Ingestion of soluble nickel 250 mg per day can cause poisoning. Some people are more sensitive, and ingestion of 600 g can cause poisoning. According to animal studies, chronic overintake or overexposure can lead to degeneration of the myocardium, brain, lungs, liver, and kidneys.
Some data show that drinking water with high nickel content every day will increase the incidence of cancer, especially if you have cancer, you should avoid contact with nickel products during chemotherapy and radiotherapy. At present, some ceramic eating utensils distributed in the market should be carefully selected and used, and taking a ceramic utensils with high nickel content as drinking utensils in daily life will increase the chance of developing the disease.
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There are many foods that contain nickel, and most vegetables, grains, meats, fruits, and beverages can be found in them. Vegetables: leeks, lentils, lettuce, spinach, peas, etc.
Grains: buckwheat, millet, oats, wheat bran, etc. Meat:
Most meat, poultry, and fish contain nickel. Fruits: figs, pineapples, plums, raspberries, etc.
Nickel is very widely distributed.
Nickel is rich in tea, nuts and seafood, medium in cocoa, cream, cereals, some vegetables, meat, etc., and in general and trace amounts of fruits and dairy products.
The total nickel content of the human body is about 6-10 mg, which is widely distributed in bones, lungs, liver, kidneys, ** and other organs and tissues, among which the concentration in bones is higher.
Nickel plays an important role in the metabolism of the human body and is an essential element of the human body, but the demand is very small, and once it exceeds the standard, it will endanger human health.
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Trace element nickel Food crops: rice, oats, rye.
Nickel is very extensive, especially in plant foods, its nickel content is higher than that of animal foods, such as loofahs, mushrooms, eggplants, onions, bamboo shoots, kelp, cucumbers, peas, lentils, green onions, soybeans, sesame, spinach and tea; Animal foods contain more nickel in meat and seafood, such as chicken, mutton, beef, crucian carp, yellow croaker, shrimp, shellfish, etc. It is important to note that pregnant women and people who are allergic to nickel should avoid exposure to nickel, otherwise it will affect the health of the fetus and themselves. The amount of nickel absorbed from food is small, and the small intestine is the main site of absorption, and the absorption rate is very low.
After absorption, it is metabolically excreted from the feces and a small amount from the urine. The total nickel content of the human body is about 6 10 mg, which is widely distributed in bones, lungs, liver, kidneys, ** and other organs and tissues, among which the concentration in bones is higher.
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NiMH batteries contain a lot of nickel.
China's nickel supply is composed of two parts, one is the new nickel concentrate **, this fan high score accounts for the total nickel supply, and the other part comes from recycled nickel, with the development of economic construction and steel industry, the demand for nickel continues to increase.
Nickel, approximately silvery-white, hard and malleable.
and metallic elements with ferromagnetic properties.
It is highly polished and resistant to corrosion. The nickel state is only in the form of ferrophilic elements. in the Earth's core.
It has the highest nickel content and is a natural nickel-iron alloy. In the earth's crust, ferromagnesian rocks contain more nickel than siliceous aluminous rocks, for example, peridotite contains 1000 times more nickel than granite, and gabbro contains 80 times more nickel than granite.
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Nickel is a metallic element that can be used to make money, etc., and plating it on other metals prevents rust. Nickel is mainly used in the production of stainless steel.
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