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Introduction to timber

What is the main component of wood?

Cellulose

Lignin

Glucose

Hemicellulose

What type of tree is used to make plywood?

Pine

Oak

Cedar

Spruce

How many layers does a piece of plywood typically have?

What is the most common type of timber used in construction?

Pine

Oak

Teak

Mahogany

What are the two primary methods of treating timber?

Kiln drying and pressure treatment

Pressure treatment and chemical treatment

Chemical treatment and air drying

Air drying and kiln drying

What is the difference between hardwood and softwood?

Hardwood comes from deciduous trees and softwood comes from coniferous trees

Softwood is harder than hardwood

Hardwood is denser than softwood

Softwood is more expensive than hardwood

What is the process called when a log is cut into planks?

Milling

Shaping

Splitting

Sawing

What is the main benefit of using timber as a building material?

It is renewable and sustainable

It is fire resistant

It is lightweight

It is easy to work with

What is the term for timber that has been dried to reduce its moisture content?

Seasoned

Treated

Sanded

Stained

What is the difference between veneer and plywood?

Veneer is made up of thin layers of wood while plywood is composed of several layers of wood glued together

Veneer is stronger than plywood

Plywood is cheaper than veneer

Veneer is easier to work with than plywood

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