知识预测
了解你对食品安全基本知识有多少认识？
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是或非？
1. 污染是指存在食品中的天然有害物质（） 2. 两位或以上人士进食同样的食物后出现相同的疾病便确定是集体食物中毒（） 3. 潜在危害性食品通常是干的、含蛋白质，以及酸性非常高的食品（） 4. 学龄前的儿童可能比成人更容易因进食污染食物而生病（） 5. Food Safety from Farm to Table 是指整个食品加工过程的安全性（）
safety and nutritional value of food
items consumed and permit
regulatory and control measures to
be
implemented,
thereby
recognizing that good science is
imperative for effective regulations,
食品中不应含有可能损害或威胁人体健康的有毒、有害 物质或因素，从而导致消费者急性或慢性毒害或感染 疾病，或产生危及消费者及其后代健康的隐患。
The degree of confidence that food will not cause sickness or harm to the consumer when it is prepared,served and eaten according to its intended use.*
and 2020/7/7 that adequate control must be
食品安全的现代内涵
食品安全 • 至今尚缺乏一个明确的、统一的定义。
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• 1984年，世界卫生组织文件 《食品安全在卫生和发展中的作用》
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基本概念
❖食品安全 Food Safety ❖污染 Contamination ❖危害 Hazard ❖绝对安全性 Absolute safety ❖相对安全性 Relative safety
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What is food safety?
The toxicant and injurant could not exist in food,which may harm or threaten the health of population and their offspring.
Codex Alimentarius
• Researchers in these disciplines
have interacted to minimize the
potential health hazards to
consumers, by establishing
standards that both guarantee the
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Foodborne illness or food poisoning is caused by consuming food contaminated with pathogenic bacteria, toxins, viruses, prions or parasites. Such contamination usually arises from improper handling, preparation or storage of food. Foodborne illness can also be caused by adding pesticides or medicines to food, or by accidentally consuming naturally poisonous substances like poisonous mushrooms or reef fish. .ty
•Protecting the food supply from microbial, chemical (ie rancidity, browning) and physical (ie drying out, infestation) hazards or contamination that may occur during all stages of food production and handling-growing, harvesting, processing, transporting, preparing, distributing and storing. The goal of food safety monitoring is to keep food wholesome.
• The majority of disease agents that
contaminate food are biological,
posing a wide range of health
consequences,
but
chemical
202c0/7/o7 ntamination has also become a
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• Access to safe food supplies continues to be a major issue in world public health.
• Despite substantial progress in the knowledge and application of food safety techniques, contaminated food is the direct cause of a high proportion of disease.
食品安全基本知识ss
Content
• Introduction • Economic and social impact of food
contamination • Biological contamination • Chemicals and toxicants in food
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