Chapter 16, Problem 16.9P

Interpretation Introduction

Interpretation:

The reason for the use of low-density polyethylene to make grocery bags and super-high molecular weight polyethylene for applications where high strength and high wear resistance is needed should be explained.

Concept Introduction:

Polymers are the large molecules which are made up of many small repeating units bonded together in linear, branched or cross-linked manner.

They are of two types: natural and synthetic. Natural polymers are those which occur naturally, and synthetic polymers are those which are synthesized or man-made.