Properties of plastic
The properties of plastics are defined chiefly by the organic chemistry…
Special purpose of plastic
1. Maleimide/bismaleimide Used in high temperature composite materials. 2. Melamine formaldehyde…
Uses of plastic
1. Polyester (PES) – Fibers, textiles. 2. Polyethylene terephthalate (PET) –…
Classification
Plastics are usually classified by their chemical structure of the polymer's…
Plastic technology introduction
Plastics engineering encompasses the processing, design, development, and manufacture of plastics…
Non-Probability Sampling
In any form of research, true random sampling is always difficult to achieve. Most…
Probability based sampling
A probability sampling method is any method of sampling that utilizes some form of random…


