Building instruments and materials

BASIC SCIENCE JSS1 second term

Sub-Theme: Drawing practice

Theme Material and Processing


Building instruments and materials

Performance objectives

Students should be able to:

  1. Define technical drawing
  2. Identify drawing instrument and materials


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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