First, avoid using paint or carving bamboo chopsticks. Paints applied to chopsticks contain chemicals such as lead and benzene, which are harmful to health. The carved bamboo chopsticks look beautiful, but they are easy to hide dirt, breed bacteria, and are not easy to clean.
Second, avoid using all kinds of color porcelain to make raw materials. The ingredients are preferably served in glassware. Color porcelain contains lead, benzene and other pathogenic and carcinogenic substances. With the aging and decay of the color porcelain, the enamel in the pattern pigment is harmful to the food and harmful to the human body.
Third, avoid cooking iron beans in the iron pot. Because mung bean contains elemental tannins, it will become black tannin iron under high temperature conditions, making green bean soup black and have a special smell, which not only affects appetite, taste, but also harmful to human body.
Fourth, avoid stainless steel or iron pot 熬 Chinese medicine. Because Chinese medicine contains a variety of alkaloids and various biochemical substances, under the heating conditions, it will react with stainless steel or iron, which will cause the drug to fail and even produce certain toxicity.
5. Avoid using a cedar wood or an odorous wood as a chopping board. Ukrainian wood contains odor and toxic substances. Using it as a cutting board not only pollutes dishes, but also easily causes vomiting, dizziness and abdominal pain. Therefore, the preferred wood for making chopping boards is ginkgo, saponin, birch and willow.
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