Podcast
Questions and Answers
What is the main factor that determines the quality of the finished lumber product?
What is the main factor that determines the quality of the finished lumber product?
- The direction of the wood grain (correct)
- The brightness of the sapwood
- The color of the heartwood
- The smell of the lumber
Which part of a tree trunk is where liquid sap passes through from root to crown?
Which part of a tree trunk is where liquid sap passes through from root to crown?
- Springwood
- Sapwood (correct)
- Heartwood
- Summerwood
How can the age of a tree be determined?
How can the age of a tree be determined?
- By measuring the length of the logs
- By checking the smell of the wood
- By examining the color of the lumber
- By counting the annual rings in the tree trunk (correct)
What process is crucial in ensuring that lumber achieves excellence in quality?
What process is crucial in ensuring that lumber achieves excellence in quality?
What is done to logs to make them suitable for use after being sawed into lumber?
What is done to logs to make them suitable for use after being sawed into lumber?
What characteristic of lumber can be classified based on its direction, arrangement, or alignment?
What characteristic of lumber can be classified based on its direction, arrangement, or alignment?
Which part of a tree is the principal source of lumber?
Which part of a tree is the principal source of lumber?
What is the primary function of the cambium layer in a tree?
What is the primary function of the cambium layer in a tree?
Which tree part is responsible for absorbing water and oxygen necessary for plant respiration?
Which tree part is responsible for absorbing water and oxygen necessary for plant respiration?
What is the thick outer part of tree bark called?
What is the thick outer part of tree bark called?
Which part of a tree is most susceptible to insect attacks?
Which part of a tree is most susceptible to insect attacks?
In making cork and tannic acid, which part of the tree is used?
In making cork and tannic acid, which part of the tree is used?
What does air drying refer to in the context of lumber?
What does air drying refer to in the context of lumber?
Which method aims to hasten the rapid evaporation of moisture contained in 'green wood'?
Which method aims to hasten the rapid evaporation of moisture contained in 'green wood'?
Why is softwood cheaper than hardwood?
Why is softwood cheaper than hardwood?
In lumber classification, which type of trees fall under softwood?
In lumber classification, which type of trees fall under softwood?
What is the main purpose of leaving a small open space between edges when air drying lumber?
What is the main purpose of leaving a small open space between edges when air drying lumber?
How is kiln drying different from air drying when it comes to drying lumber?
How is kiln drying different from air drying when it comes to drying lumber?
