Question

How can you know the type of fibre by doing burn test

Answer 1

Answer:

Explanation:Reaction of Fibers to the Burn Test

Cotton:

It burns and may flare up when lit. No melted bead is left by it. It smells like burning paper

Jute:

Does not shrink due to flame.

Silk:

Burns slowly and curls away from the flame.Smells like burned hair.

Wool:

burns slowly. It sizzles and curls away from flame and may curl back onto fingernail. Gives out dark smoke and smells like burned hair.

Linen:

takes longer to ignite. It is easily extinguished by blowing on it.