JSS 1 Basic Technology (1st, 2nd & 3rd Term)

BOARD PRACTICES AND SCALE DRAWING

DEFINITION OF BOARD PRACTICE Board practice is the act of learning how to use drawing instrument on drawing board to draw vertical, horizontal, incline lines etc., in order to display good board practice, it is necessary to use the appropriate drawing instruments which includes the following: 1. Drawing board 2. Tee-square 3. Set-square 4.Pair of

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DRAWING PRACTICE

DEFINITION OF TECHNICAL DRAWING Technical drawing is a universal language used for communication among technical people. Technical people are the engineers, technicians, builders, draughts men, etc. It is the language expressed in terms of graphical illustrations which convey the idea of the shape, size and other features of engineering components used in the manufacturing and

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