Timber can be made more fire resistant by« Back to Previous Page
A. dipping and steeping process
B. hot and cold open tank treatment
C. charring
D. Sir Abel's process
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B. hot and cold open tank treatment |
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B. hot and cold open tank treatment |
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B. hot and cold open tank treatment |
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B. hot and cold open tank treatment |
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B. hot and cold open tank treatment |
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