1, poppy shell, also known as "imperial rice shell", commonly known as "rice shell". It is the dried and mature shell of plant poppy shell. In autumn, the ripe fruit after cutting the pulp juice is picked, broken, seeded and pruned, and dried. Long-term consumption of food containing poppy shells is addictive, which will also cause damage to the human nervous system and may cause chronic poisoning.

2. Industrial gelatin is a kind of protein formed by partial hydrolysis of collagen in animal connective tissue or epidermal tissue. It has many excellent physical and chemical properties, such as reversible gel formation, adhesion and surface activity, and is widely used as jelly, emulsifier, stabilizer, adhesive and clarifier in food industry.

3. Sudan red is a lipophilic azo dye, which is mainly used for dyeing products such as paint, engine oil, wax and shoe polish. Because the food dyed with Sudan red is very bright, not easy to fade and can arouse people's strong appetite, some illegal food enterprises add Sudan red to food. Common foods containing Sudan red include Chili powder, Chili oil, red tofu, red-hearted eggs and so on.

4. Melamine, commonly known as melamine and albumin, is a triazine nitrogen-containing heterocyclic organic compound used as a chemical raw material. White monoclinic crystal, almost tasteless, slightly soluble in water (3. 1g/L at room temperature), soluble in methanol, formaldehyde, acetic acid, hot ethylene glycol, glycerol, pyridine, etc. Insoluble in acetone and ethers, it is harmful to health and cannot be used in food processing or food additives.

5. Clenbuterol refers to Clenbuterol. When it is used in livestock breeding at a dose 5- 10 times higher than the therapeutic dose, it has obvious nutrition "redistribution effect"-promoting protein deposition in animals, promoting fat decomposition, inhibiting fat deposition, and significantly improving carcass lean meat rate, weight gain and feed conversion rate, so it has been used in cattle, sheep, poultry and poultry.

6. Sodium formaldehyde sulfoxylate is a strong carcinogen, which is extremely harmful to the lung, liver and kidney of human body. The state explicitly prohibits its use in food processing. Its functions: bleaching, anticorrosion and toughness enhancement. Hazard: The toxic gas produced by decomposition can cause headache, fatigue, loss of appetite and even diseases such as nasopharyngeal carcinoma. Hiding place: tofu, bean skin, rice flour, shark's fin, Ciba, etc.

References:

Baidu encyclopedia-non-edible substances