

MCQOPTIONS
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1. |
Consider the following methods of preservation of timber : 1. Dipping 2. Brushing or spraying 3. Pressure impregnation The correct sequence in decreasing order of the effectiveness of these methods of preservation is |
A. | 1, 2, 3 |
B. | 2, 1, 3 |
C. | 3, 1, 2 |
D. | 3, 2, 1 |
Answer» D. 3, 2, 1 | |