1, hand touch the surface of plastic bags, it is smooth, non-toxic. If the color mix Meng, touch the sticky, astringent, is poisonous.
2, used in military hard plastic packaging bags of jitter when, sound clang is very clear is nontoxic plastic packaging bags, and sound development stuffy or without any sound, is the toxic plastic bags.
Combustion: plastic packaging bag cut a corner, in the fire burning, non-toxic fire is burning, it left after the fire continued to burn, and the emergence of yellow plastic bag factory fire, and molten statue candles as a drop down, a paraffin wax scent; toxic is not easy combustion, the combustion is green flame, and a share in acrid odor.
Smell: there is a pungent smell and make people sick, such as abnormal smell, and more toxic, or may be a plasticizer or other additives, the quality is poor.
Food bags on the market, can be a dry, wet, raw and cooked foods, is safe and non-toxic. Used for packing household goods, clothing and footwear, electrical appliances, hardware parts, such as plastic packaging bag that may be toxic and should not be in full bloom food.