First
Second
Third
Fourth
(a) Noise, bad smell, poor house keeping
(b) Too high or too low temperature at work place
Both (a) and (b)
None of the above
Max job length in mm that may be held between centers
Height of centers measured over the bed length
Maximum diameter job that can be rotated over the bed ways
All the above
Shake
Drag
Draft
Sprue
Black
Green
Red
Blue