The method for distinguishing several transparent plastic materials is as follows:
name
English
Burning situation
Burning flame state
After the fire
odor
Polypropylene
PP
easy
Molten dripping, yellow under blue
Less smoke continues to burn
Oil flavor
Polyethylene
PE
easy
Molten dripping, yellow under blue
Continue burning
Paraffin Burning Odor
Polyvinyl chloride
PVC
Hard to soften
On the yellow under the green smoke
Extinguishes from the fire
Irritating sour
POM
POM
Easy to melt drip
Yellow on the blue, smoke-free
Continue burning
Strongly stimulating formaldehyde
PS
PS
easy
Soft and sparkling orange yellow, dark smoke, charcoal
Continue burning the surface of the oily light
Special vinyl smell
nylon
PA
SLOW
Molten dripping,
Foam slowly extinguished
Special wool, nail smell
Polymethylmethacrylate
PMMA
easy
Melted bubbling, light blue, white, smoke-free
Continue burning
Strong flower and fruit odor, rotten vegetables
Polycarbonate
PC
Easy to soften foaming
There is a small amount of black smoke
Extinguishes from the fire
No special taste
Teflon
PTFE
Does not burn
Decomposes pungent smell of hydrogen fluoride in a fiery fire
Polyethylene terephthalate
PET
Easily softens foaming
Orange, with a small amount of black smoke
Slowly extinguish
Sour
Acrylonitrile-butadiene-styrene copolymer
ABS
Slowly softens and burns without dripping
Yellow, black smoke
Continue burning
Special smell