Discussion :: UPSC Civil Service Exam Questions
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Which one of the following statements is the correct description of the structure of fibre board ?
A.
Thin slices of superior quality of wood are glued and pressed on the surface of inferior wood
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B.
Steamed mass of wood dusts, wood wool and other vegetable fibres are pressed hard to a thickness varying from 3 mm to 12 mm
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C.
Thin and narrow wood shavings are soaked in a refractory binder material and pressed hard
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D.
Wood veneer backed by fabric mat
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