INTRODUCTION
Materials are substances from which other things can be made. Basically, they can be classified into two: metallic and non-metallic. Furthermore, the metallic ones can be subdivided into ferrous and non-ferrous metals, while the non-metallic ones can be divided into natural and synthetic materials. These materials include: wood, metal, glass and ceramics.
Definition of Wood
Wood is the hard-fibrous material that forms the main substance of the trunk or branches of a tree or shrub, used for fuel or timber. It can also be defined as a porous and fibrous structural tissue found in the stems and roots of trees and other woody plants.
One of the materials that is supplied by nature is wood. Wood is commonly used in some engineering manufacture because it is light, strong and can be worked upon easily.
Uses of Wood
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