Food safety knowledge excerpts are as follows:

1, food safety refers to the food in the process of production, processing, storage, transportation and consumption, does not contain poisonous and harmful substances that are harmful to human health, and does not cause food poisoning and other food-borne illnesses in the state.

2, microbial contamination in food is one of the main problems of food safety, including bacteria, viruses, fungi and parasites.

3. Chemical contamination in food mainly includes pesticide residues, veterinary drug residues, heavy metal contamination, and food additive abuse.

4, physical contamination in food mainly includes glass fragments, metal fragments, plastic fragments and so on.

5, radioactive contamination in food is mainly due to food contact with radioactive substances.

6, the basic principle of food safety is prevention-oriented, comprehensive management, source control, the whole process of supervision.

7, food safety standards are mainly composed of national standards, industry standards and enterprise standards.

8, food safety regulatory bodies mainly include the State Food and Drug Administration, local food and drug administration.

9, food safety laws and regulations mainly include the Food Safety Law, the National Standard for Food Safety and so on.

10, public participation in food safety is an important means to ensure food safety, including consumer education, food safety information disclosure and so on.

11, risk assessment of food safety is the process of scientific evaluation of food safety risks, including risk identification, risk analysis, risk evaluation and risk management.

12, food safety traceability system is through the record of food production, processing, storage, transportation and sales information, to achieve the whole process of food traceability from farm to table.

13, food safety testing technology mainly includes sensory testing, chemical testing, biological testing and instrumental testing.

14, food safety certification system including HACCP certification, ISO22000 certification, green food certification.

15. Education on food safety includes school education, community education, enterprise education and media education.

16. International cooperation on food safety includes the Codex Alimentarius Commission and the International Food Standards Organization.

17. Scientific research on food safety includes basic, applied and developmental research on food safety.

18, the early warning system of food safety is through the collection, analysis and release of food safety information, early warning of food safety risks.

19, emergency management of food safety is the process of rapid response and effective treatment of food safety accidents.

20, the legal responsibility of food safety, including criminal liability, administrative liability and civil liability.