In the stall above, snacks are packed with white plastic bags, harmful to the body?

I also want to know, so from the Internet to find a look, think the following article written very objective, in fact, qualified bags should not be harmful to the human body, but the food is still fake, not to mention the bag? Inferior to good bag harm.

Medical experts pointed out that food, especially cooked food, packaged in plastic bags, often easy to deteriorate, people eat this kind of deteriorated food, easy to cause vomiting, diarrhea and other food poisoning symptoms. In addition, the plastic itself will release harmful gases, due to long-term accumulation in the sealed bag, the concentration of sealing time increases and rises, resulting in bags of food contaminated to varying degrees, the impact on the development of children's health is particularly prominent.

Plastic bags of particularly dark color, has a huge harm. It is recycled waste plastic products reprocessed from the human body is extremely harmful, can not be used to load direct access to food; in addition, can not be used to store polyvinyl chloride plastic products containing alcoholic food, oily food, otherwise the lead in the bag will dissolve into the food; at the same time, this plastic bag can not be put at a temperature of 50 ° C above the food.

Environmental experts pointed out that some of the plastic bags used on the market are not allowed to hold food. There are three kinds of plastic bags: one can not be stained skin, but also can not put food, can only be used to load construction materials; a used to load clothing; there is a can barely be used to hold food. Some plastic products have added stabilizers, and these added stabilizers are mainly lead stearate, which can cause cumulative lead poisoning.

Related sources pointed out that the current market sales and use of plastic bags, the vast majority of small enterprises around the world or family workshop production, a considerable number of recycled plastic products, the use of refuse collection of waste plastics, industrial waste and medical institutions discarded plastic waste recycling and processing, without disinfection, will be privately processed into food bags into the market.

These recycled plastics contain serious overload of germs and carcinogens, and the use of such plastic products to package cooked food directly into the mouth has extremely serious consequences for the health of consumers. Such plastic bags contain a large number of bacteria that can not be seen by the naked eye, long-term use of such disposable plastic food bags is very likely to lead to chronic food poisoning.

To this end, some of the following methods can be used to detect toxic and non-toxic plastic bags?

Sensory detection method: non-toxic plastic bags are milky white, semi-transparent or colorless transparent, flexible, feel lubricated, the surface seems to have wax; toxic plastic bags turbid color or yellowish, sticky feel.

Water detection method: the plastic bag in the water, and pressed into the bottom of the water, non-toxic plastic bag specific gravity is small, can float out of the water, toxic plastic bags than the major, sinking.

Shaking detection method: grasp the plastic bag with your hand and shake it hard at one end, the crisp sound of non-toxic; sound muffled toxic.

Fire detection method: non-toxic polyethylene plastic bags are flammable, the flame is blue, the upper end of the yellow, burning like candle tears dripping, paraffin flavor, less smoke; toxic PVC plastic bags are not flammable, away from the fire that is, the flame is yellow, the bottom of the green, the softening of the ability to pull the wire, the irritating odor of hydrochloric acid.