1, using the eye observation method

Non-toxic plastic bag is white, transparent or slightly transparent, quality

Evenly; toxic plastic bags are colored or white,

But the transparency is poor, it is more turbid, and the plastic surface is unevenly stretched.

There are small particles.

2, listen with your ear

Hearing his hands to shake the plastic bag and making it sound crisp

It shows that it is a non-toxic plastic bag; the sound is small and stuffy is toxic

Plastic bag.

3、Hand touch

Hand touches the surface of the plastic bag and it is smooth

Non-toxic; sticky, astringent, waxy, toxic.

4, smelling with your nose

The smell of non-toxic plastic bags is odorless; there are stimuli

Odor or smell is poisonous.

5, submergence test method

The submergence test put the plastic bag into the water and press it by hand

To the bottom of the water, waiting for a while, the surface of the water is non-toxic plastic

Bags that sink to the bottom are toxic plastic bags.

6, combustion method

Nontoxic plastic bag burning test flammable, flame tip presented

Yellow, partially blue, burning like a candle dripping,

Has a paraffin smell; toxic plastic bags are not flammable and extinguish from the fire.

The tip of the flame is yellow and the bottom is green.