First, try to keep cooked food in plastic bags as little as possible.
Plastic bags wrapped in cooked food, often cause the deterioration of foods, after eating, prone to vomiting, diarrhea and other food poisoning symptoms.
Second, do not use plastic bags of alcoholic foods. Alcoholic foods, oily foods can dissolve lead in PVC plastic bags into food, and this plastic bag cannot hold food at temperatures above 50 degrees. In addition, ordinary plastic bags can not hold food into the microwave oven heating, plastic bag heating is easy to produce carcinogens, very bad for human health, consumers should use a special microwave oven heating plastic film for heating.