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JSS2: BASIC TECHNOLOGY - 1ST TERM
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Definition of First Aid | Week 17 Topics|1 Quiz
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Rescue Operation | Week 23 Topics|1 Quiz
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Materials & their Common Uses (Wood) | Week 36 Topics|1 Quiz
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Materials & their Common Uses (Metal) | Week 46 Topics|1 Quiz
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Uses of Common Alloys (Brass & Bronze) | Week 5 & 67 Topics|1 Quiz
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Uses of Ceramics and Glass (Contd) | Week 7 & 84 Topics|1 Quiz
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Uses of Plastics | Week 94 Topics|1 Quiz
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Uses of Rubber | Week 103 Topics|1 Quiz
Lesson 8,
Topic 2
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Types of Rubber
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Topic Content:
- Types of Rubber
- Natural rubber
- Synthetic rubber
1. Natural Rubber:
Natural rubber is obtained from the sap of a rubber tree ( Hevea brasiliensis ). When the rubber tree is tapped, the milky-white liquid obtained is called rubber latex . Natural rubber can be improved upon by adding other chemicals at high temperatures. This process is called vulcanization ...
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