8.2. Types of Preservatives

Try these first

1. 1.

   Name an example of an oil-based preservative.

   Hint

   Consider what protects utility poles.

2. 2.

   What is the main function of water-soluble preservatives?

   Hint

   Think about their application method.

3. 3.

   Which of the following is an oil-based preservative?

   • Copper Sulphate
   • Creosote Oil
   • Zinc Chloride

   Hint

   Think of something that helps protect train tracks.

4. 4.

   Water-soluble preservatives can be effective in moist environments without modifications.

   • True
   • False

   Hint

   Remember the limits of these preservatives.

5. 5.

   Evaluate the effectiveness of different preservatives when used in an area prone to flooding.

   Hint

   Consider how each type interacts with water.

6. 6.

   Propose a comprehensive timber preservation strategy for a wooden structure in a tropical climate.

   Hint

   Think about reliable layers of protection!