Practice Chemical Treatments (6.2) - Introduction - Civil Engineering Materials, Testing & Evaluation

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6 sample questions

Question 1.
What does CCA stand for?
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Think of the main components of the chemical.
Question 2.
Which type of wood preservative is known for its deep penetration?
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Recall the oil-based versus water-based discussion.
3Question 3.
What does CCA stand for?
- Copper-Chrome-Arsenate
- Cobalt-Chrome-Additive
- Calcium-Chromium-Acid
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Focus on the 'C's in the acronym.
4Question 4.
Pressure treatment ensures chemicals penetrate deeply into wood. True or False?
- True
- False
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Think about the method's primary purpose.
Question 5.
If tasked with selecting a wood treatment for outdoor furniture in a wet climate, which preservatives would you consider and why?
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Think about moisture levels and how they affect preservation.
Question 6.
Identify a scenario where oil-based treatments could be more beneficial than water-soluble ones. Justify your reasoning.
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Consider the environment and the wood's exposure.

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