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Describing specifc

materials

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summary

Introduction

Some materials :

• Wood

• Plastics

• Composites• ceramics

• metals

conclusion

 

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characterization

Material is a broad term or the !chemical" substance

mi$ture o substances that constitute a thing%

Introduction

What are materials '

structure

properties• material character• response to extern

stimulus• mechanical, electr

thermal, magnetic

optical, deteriorativ

performance• behavior in a

particular application

• arrangement of internal co• subatomic• atomic• microscopic• macroscopic (bulk)

• method of preparing

material

processing

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Wood

  Wood is a porous and fbrous structural tissue ound in the stems androots o trees and other (oody plants%

hard(ood sot(ood  cdicotyledons

https://en.wikipedia.org/wiki/Treehttps://en.wikipedia.org/wiki/Woody_planthttps://en.wikipedia.org/wiki/Woody_planthttps://en.wikipedia.org/wiki/Tree