ACTIVITY 19Check machines in your workshop to see that all parts are clean and in good working condition. Clean all the parts on machines and remember to lubricate where needed.

ACTIVITY 15 Bending a given length of pipe to a required angle. Ask your learning facilitator to help you.

ACTIVITY 14 Follow the instruction to cut into gypsum wallboard and practice cutting into gypsum wallboard. Your learning facilitator will guide you.

Idscuss these six desing qualities with your learning facilitator. Electrical conductivityMechanical durabilityHeat dissipationEase of manufacturingSimplicity of repairVisual inspectabilityElectrical conductivity- Electrical conductivityis the measure of a material's ability to accommodate the transport of an electric chargeMechanical durability-