INTRODUCTION
By now you should be aware of wood, the types of wood, structure of wood, forms of wood and some samples of wood. In this chapter, you will learn some things about metals. You will learn about what metals are, classification of metals, properties of metals, the different forms of metals, alloys, the importance of alloys, ceramics, classes of ceramics, glass and the difference between glass and ceramics.
Definition of Metals
Metals are solid materials obtained from a natural product known as iron ore found in some places under the earth. They are identified simply by the sound the produce when struck by another metallic material, because they produce high-toned sound compared to other materials such as plastics, wood, ceramics and rubber.
Properties of Metals
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