Timbers- selecting timbers

What are the aesthetics reasons for selecting a type of timber?

• Form

• Colour

• Texture

• Strength

Why would a designer choose to use Pine over Mahogany?

• Pine is sustainable.

• Pine is more expensive.

• Pine has a nicer aesthetic.

• Pine comes in larger sizes.

Seasoning timber is when it is dried out to lower the moisture content. What happens to unseasoned timber?

• It increases strength.

• It attracts insects.

• It causes skin rashes.

• It warps and bends.

How could a massive storm this year affect timber supplies in 25 years?

• The trees might be bigger and more profit made.

• The timber in 25 years will be stronger because of stronger trees.

• There might be a shortage due to trees seedlings being killed off.

• There may be a longer wait to receive timber due to bad roads.

What would be a suitable use for a piece of seasoned timber that had high strength but lots of knots?

• Table and chairs

• Children's toys

• Roof beams

• Boat building

Why would a waterproofing agent be an advantageous treatment to add to plywood?

• Because it means the plywood can be used in water.

• Because it means that the plywood is completely waterproof for ever.

• Because it helps prevent the plywood from splitting.

• Because it will prevent insects damaging the timber.

What is meant by "Built-in-Obsolescence"?

• It is meant to last forever

• The designers input new technology into the product.

• People are expected to repair it.

• There is a known flaw in the design that means it won't last for a long time.

What are the disadvantages of a chipboard desk as opposed to an Oak desk?

• The chipboard will break quicker, it can be recycled, it is easier to make.

• The chipboard will break easier, it can't be repaired easily, it is available in large sheets.

• The chipboard will break easier, it is cheaper, it can't be recycled.

• The chipboard will break easier, it can't be recycled, it can't be repaired.

How can a square frame be reinforced to add strength?

• By adding a cross brace.

• By adding a diagonal brace.

• By adding more timber.

• By adding more glue.

Lamination can be used to increase strength. How is this achieved in Plywood?

• Because the grain runs in opposite directions to add strength.

• Because the glue is good at adding strength.

• Because the trees for Plywood are stronger.

• Because the Plywood is thicker.