The Meaning of Food packaging?
Food in the process of processing, storage and handling, there will be different degrees of adverse effects on the nutritional composition of food, and take packaging measures, the purpose is to control and adjust these adverse factors to the damage of food. Packaging can control factors, such as light (mainly ultraviolet) irradiation, oxygen concentration, humidity changes, heat conduction, the diffusion of some components in food, external physical and mechanical damage to food and insect microbial invasion and so on.
Pack food properly. It will bring great convenience and benefit to producers, storagers, sales operators and consumers. Generally speaking, food packaging can achieve the following direct effects.
(1) to protect food quality, to prevent food spoilage through scientific and reasonable selection of packaging materials and packaging technology method, to separate the food and the surrounding environment, to eliminate the environmental factors (such as oxygen, humidity, light, temperature and microbe) influence on poultry products, avoid food physical and chemical change, ensure the stable quality in the process of food in circulation, Prolong the shelf life and storage period of food.
(2) Prevent food from being contaminated by microorganisms and dirt from the outside world. The process and circulation of food from the factory to the hands of consumers are very complex, and there are many opportunities to be contaminated. The worst fear is secondary contamination with disease-causing fine plants such as Clostridium difficile and Clostridium botulinum, which can cause food poisoning to consumers. Therefore, reasonable and hygienic packaging can completely eliminate the possibility of external contamination.
Improve the value of food after scientific and reasonable packaging, appropriate packaging design, to consumers with a sense of health, nutrition, delicious sense and sense of security, thus improving the value of food, effectively promote food sales.
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