Although the normal production of plastic food packaging is safe, but in the use should also pay attention to the method, otherwise it will bring negative effects.
Do not long time with plastic bags of high-temperature food: in daily life, often see someone with plastic bags steaming fried food, such as fried, fried dough sticks, and others will be plastic bags on the tableware, for customers to use. Plastic bags in the direct entrance of hot food, the temperature of more than 50 ℃, plastic bags will release poisonous gas, long-term use of such plastic bags of food, light will cause dizziness, nausea, vomiting, diarrhea and other discomfort, the heavy will cause lead poisoning, increase the probability of cancer.
Do not use a general plastic bag in the microwave oven heating: heating food with microwave ovens, the best use of microwave-specific plastic bags and special containers.
Do not use a general plastic bag packaged food in the refrigerator: refrigerator refrigeration, frozen food application of fresh film, rather than ordinary plastic bags instead. Because of the special technology and raw materials of fresh-keeping film, it has a good air and fresh-keeping performance, and the ordinary plastic bag has a little longer use time will make the food quickly deteriorate, rot, can not reach the purpose of preservation.