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Which method of application of preservative is suitable for moist timber?

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in Basic Civil Engineering by (111k points)
Which method of application of preservative is suitable for moist timber?

(a) Pressure application

(b) Brushing and spraying

(c) Soaking

(d) Hot and cold tank treatment

This question was addressed to me during an interview.

My query is from Defects and Preservation of Timber topic in section Materials for Construction of Basic Civil Engineering

1 Answer

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Best answer
The correct option is (a) Pressure application

For explanation: Timber is placed in air tight cylinder, vacuum is created and maintained till air bubbles are destroyed.  Preservative is then pumped into the air tight cylinder.

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