Some rubbers come from rubber trees and parts of plants, but some is made synthetically, which is a type of plastic. Different types of plastic contain different types of chemicals. There are two main types of plastics: thermoplastics and thermosetting polymers. Fossil fuel chemicals are commonly used in plastics, although there are ways of making them without these chemicals.
Click here to cancel reply.
Sorry,At this time user registration is disabled. We will open registration soon!
Don't have an account? Click Here to Signup
© Copyright GreenAnswers.com LLC