Catering and kitchen utensils are closely related to human health, because they are most closely in contact with food. Recently, it has been reported that a certain brand of stainless steel utensils is unqualified, and there are problems with excessive manganese content and substandard nickel content. This has aroused people's high attention to the quality of stainless steel utensils. According to reports, many controversies related to manganese content have not only pushed the famous brand of cookware to the forefront, but also aroused consumers' doubts and concerns about the safety of stainless steel cookware.

The country has regulations and standards for the content of trace elements such as chromium, nickel, and manganese in stainless steel products. Too high or too low will not work. There are many precautions when using stainless steel products. For example, try not to keep acidic, alkaline or salty foods such as vegetable soup and leftovers in stainless steel cookware for a long time. Stainless steel is not suitable for holding salt, soy sauce, and vinegar. Containers for other seasonings, because the above food contains a lot of electrolytes, if it is kept for a long time, the metal elements in the stainless steel will chemically react with it.

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There is a dazzling variety of tableware on the market. In addition to stainless steel tableware, tableware made of aluminum, iron, ceramics and other materials are commonly used, each with its advantages and disadvantages. As aluminum accumulates in the human body too much, it will accelerate people's aging and have a certain adverse effect on memory. Aluminum kitchen utensils have been gradually eliminated.

The price of stainless steel products is determined according to the cost of the production materials. Qualified stainless steel products are not too cheap. Small stall vendors often offer very low prices to attract consumers. In fact, most of them are fake products, many products It is even made of non-food grade stainless steel materials, so consumers must not be greedy for cheap so as not to harm their health.

According to the "China Metal Cookware Manufacturing Industry Production and Sales Demand and Investment Forecast Analysis Report" released by the Foresight Industry Research Institute, different kitchenware release different elements during the cooking process, and these elements have different effects on the body. Excessive amounts of any of these elements will cause damage to the human body. Therefore, various kitchen utensils should be used alternately to ensure our diet safety.