350 videos|464 docs|2 tests
|
1. What are the common methods used for the preservation of timber? |
2. Why is it important to preserve timber? |
3. What are the environmental concerns associated with the preservation of timber? |
4. How can timber be naturally preserved without the use of chemicals? |
5. What are some factors to consider when choosing a preservation method for timber? |
350 videos|464 docs|2 tests
|
|
Explore Courses for UPSC exam
|