Plastic bags can be said to be closely related to people's lives, almost every day, such as food plastic bags, clothing bags, cosmetic bags, pvc bags, non-woven zipper bags, but how to correctly buy plastic bags?
First, the plastic bags can not be mixed, packaging different items should buy the appropriate plastic bags. Such as food packaging bags are designed for the packaging of food production, and its material, technology and other environmental safety requirements are higher; and chemical, clothing, cosmetics and other plastic bags because of the different requirements of the production process will be different, and such plastic bags can not Used for packaging food, otherwise it will cause harm to human health.
Second, the purchase of plastic bags, many people used to choose thick and strong, but in fact not the thicker the more solid the better. The state of plastic bags is a strict standard, especially for food packaging plastic bags, must use regular manufacturers to produce, with relevant departments for approval of qualified products. Food plastic bags must be marked "food special" or "QS logo". In addition, facing the light can see whether the plastic clean. Qualified plastic bags are very clean, no impurities, and poor quality plastic bags will see dirty spots, impurities.
Third, many people are accustomed to the appearance and color to choose good-looking plastic packaging, but in fact this is unscientific. Although the color of plastic bags, many types of color, but we must be careful when used, if the food used for loading items of plastic packaging, from the color to consider, be sure to use the color is simple, so at least its less added.
Fourth, on the re-use of plastic bags. There are many families have the habit of storing waste plastic bags, in fact, storage as long as the attention of clean and waste plastic bags can be used, and both green and reduce waste. But do not use waste plastic bags for contact with ready-to-eat food, which will cause chronic health damage to our health.
In summary, in daily life should be as little as possible the use of plastic bags to less secondary pollution, purchase should be based on the use of demand to select the regular manufacturers of qualified products to ensure safety and health.