Q 01/05

Wool consists mainly of which structural protein, also found in human hair and nails?

A) Keratin

B) Fibroin

C) Collagen

D) Elastin

Answer · why

A) Keratin

Keratin owes its toughness to sulfur: its cysteine units link into disulfide bridges that lock the protein chains together, and the fibre will not dis...

Q 02/05

What does wool do as it absorbs moisture from damp air?

A) Turns cold

B) Gives off heat

C) Goes stiff

D) Builds up static

Answer · why

B) Gives off heat

Gives off heat: wool produces warmth as it takes up moisture, so a wool jersey worn from a warm room into a cold, damp night warms its wearer instead ...

Q 03/05

The grease washed out of a raw fleece ends up as the base of which products?

A) Cooking fats

B) Lamp oils

C) Oil paints

D) Skin creams

Answer · why

D) Skin creams

Skin creams: the grease is spun out of the wash water by centrifuge, then refined and bleached until it is pure enough for ointments and cosmetics.

Q 04/05

Which knitted wool garment is named after the earl who led the Charge of the Light Brigade?

A) Raglan

B) Cardigan

C) Balaclava

D) Jersey

Answer · why

B) Cardigan

Cardigan: the garment copies the knitted wool waistcoat British officers are said to have worn in the Crimean War, and the earl's fame after the 1854 ...

Q 05/05

The 'Super' number on a wool suit label grades what?

A) Cloth weight

B) Fibre fineness

C) Yarn twist

D) Staple length

Answer · why

B) Fibre fineness

Fibre fineness: the higher the number, the finer the wool, and finer fibres leave fewer coarse ends poking out of the yarn, which is why a high Super ...