Timber & Timber Products

Which part of the tree is responsible for growth in diameter?

• Heartwood

• Sapwood

• Cambium

• Pith

Which conversion method is best for minimizing waste?

• Through and through sawing

• quarter sawing

• tangential sawing

• radial sawing

Which of the following is a hardwood?

• Pine

• Oak

• Spruce

• Fir

Which defect is caused by uneven shrinkage during drying

• Knot

• Shake

• Check

• Warp

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-is the process of reducing the moisture content of timber

Teak is commonly used for:

• construction and furniture

• flooring

• high-quality furniture

• paper pulp

What is the primary purpose of seasoning timber?

• to increase its weight

• to reduce its moisture content

• to make it easier to cut

• to improve color

Which of the following is a natural method of seasoning timber

• kiln drying

• air drying

• chemical seasoning

• vacuum drying

what is the typical moisture content range for seasoned timber used in general construction

• 20-30%

• 15-20%

• 8-12%

• 4-6%

which tool is used to measure the moisture content of timber

• caliper

• moisture meter

• thermometer

• hygrometer