How To Correctly Identify And Use Plastic Food Bags？

Plastic bags can be tested for toxic and non-toxic plastic bags using some of the following methods.

Sensory detection method: non-toxic plastic bags are milky white, translucent, or colorless transparent, flexible, lubricated, the surface appears to have wax.

Water testing method: put plastic bags in water, and press into the bottom of the water, non-toxic plastic bags small proportion, can surface, toxic plastic bags than significant, sinking.

Fire detection method: non-toxic polyethylene plastic bag flammable, flame blue, upper end yellow, burning like a candle tears drop, paraffin smell, smoke less, toxic PVC plastic bags are not flammable, off the fire, the flame is yellow, the bottom is green, softening can pull, there is a pungent smell of hydrochloric acid.

Smell detection method: recycled plastic bags have an unpleasant smell.

Jitter detection method: grasp the end of the plastic bag by hand shaking hard, making a crisp sound non-toxic.