Question

prooerty of plastics

Answer 1

The properties and characteristics of most plastics (though not always fulfilled in certain special plastics) are these:



* Easy to work and shape,



* Have a low production cost,



* Possess low density,



* Tend to be waterproof,



* Good electrical insulators,



* Acceptable acoustic insulation,



* Good thermal insulation, but most can not withstand very high temperatures,



* Resistant to corrosion and many chemical factors;



* Some are not biodegradable or easily recyclable, and if they burn, are highly polluting.

Answer 2

Thanks for your question !

Plastic is water proof.
It can be shaped however we want.
It can never be decomposed.
Plastic can be coloured.
Plastic, in marketing, can get in low cost.