1. Food poisoning caused by microorganisms: Microorganisms present everywhere around us, we impact the lives of so many people, but the skin part we can not see with the naked eye. The presence of microorganisms in food has influenced in two ways: positive and negative. In the food sector transformed microorganisms physicochemical properties of food increases the flavor, product diversity, ... However many pathogenic microorganisms can contaminate food if not inspected strict state control, then they will cause chronic poisoning or acute for humans. 2. Food poisoning caused by raw materials and food products contain toxins. The basic materials for food processing plants and animals. Many cases of plants and animals used directly without processed. Some of which contain levels. These toxins can be destroyed during processing, can survive after processing. Then, they will cause poisoning to consumers. 3. Food poisoning is caused by the processing and food preservation 2 basic reasons leading to changes in the quality of food processing and food preservation: by the metabolism of microorganisms animals, due to the chemical transformations occur khong processes by microorganisms. 4. Food poisoning caused by the additives Many studies show that the risk level for the additives in food is not small. Expression of the following risks: risks due indirectly through the effects of additives on food risks could indirectly caused by the formation of toxins from the reaction with a variety of mechanisms different. 5. Food poisoning caused by chemical fertilizers and plant protection products growing number of plant protection drugs and chemical fertilizers used in agriculture. chemical drugs usually have two cups of dynamic contrasts: - Drugs acting on pests - Medication adverse environmental impact. If their ability to decompose in nature slowly, their adverse impact on the environment is increasing. If their residues in food remains, when the user will have a negative impact, depending on the level that can cause acute poisoning or chronic.
From the article: http://chuthapdo.org. VN / 5-nguyen-face-main-gay-ngo-doc-thuc-pham-21587.html
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