Most candidate were able to
-Name the joints suitable for producing the table top;
-Use sketches in showing the joints named.
-State reasons for seasoning timber.
However, they were unable to sketch the magnetic catch and mirror plate correctly.
expected response to the question is as given below:
Sketches of 2 Fittings.
- Magnetic Catch (ii)Mirror Plate
(i)Joints suitable for producing the table top
-Rubbed butt joint
-Tongued and grooved joint
-Loose tongued and grooved joint
-Slit-screwed joint
-Rebated butt joint
-Dowelled butt joint.
(ii)Joints suitable for producing table top
(c)Reasons for seasoning timber
-To reduce the moisture content of timber
-To prevent attack of fungi and insects on timber
-To increase the strength of timber
-To make the timber easier to work with (eg. To plane, saw, nail, bend, screw, sandpaper, finish, etc).
-To reduce the weight of the timber
-To make timber lighter to carry.
