Building instruments and materials
BASIC SCIENCE JSS1 second term
Sub-Theme: Drawing practice
Theme Material and Processing
WEEK 3
Building instruments and materials
Performance objectives
Students should be able to:
- Define technical drawing
- Identify drawing instrument and materials
Content
Building instruments and materials
Technical drawing
This is a universal language used to communicate among people (technicians) who could understand it. The technical drawing is a universal language used by an engineer to communicate and convey the idea of shape and size in manufacturing industries.
The drawing is studied to express one’s mind without talking. It is very important to learn the language of drawing because it describes the size and shape of an object. Descriptions of drawing instruments and materials that are used to produce drawing and how to take care.... View More
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