Question 3
(a) Mention any four materials used in making good.
(b) List any five materials used for finishing woodwork.
(c) State any three reasons for staining wood.
Observation
The candidates answered the question out of context. The candidates performance was fair. The candidates were expected to write the following points as answers to the question:
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- Filler;
- Stopper;
- Masking tape/Paper tape;
- Plaster of Paris/white cement;
- Polyvinyl acetate/glue;
- Sawdust;
- Sealer;
- Primer;
- Abrasive.
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- preservatives;
- shellac varnish;
- oil, alkyd or one- pack polyurethane varnish;
- oil sealer/primer;
- nitro-cellulose lacquer;
- clear finishes;
- emulsion glaze;
- wax polish
- abrasive/sand paper;
- wood stainer;
- stopper.
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- When the grain of the timber is required to be exaggerated or darkened;
- when the natural colour of the timber is not desirable;
- when the timber requires to be colour matched to existing joinery;
- when the grains of the wood needs to be enhanced.