Question

From where do we get cotton,wool,silk and synthetic fines ? How do they smell when burned ?

Answer 1

Answer:

cotton,wool and silk are natural fibres.Cotton is obtained from cotton plant.Wool from sheep and the silk from silk worms

Synthetic fibres are manufactured by humans in factories using chemicals

Answer 2

Answer:

we get cotton from plant

wool from animal

and

synthetic fibre are made by humans through chemical synthesis

when cotton is burned it smell like burning paper

wool Burns with an orange sputtery color, but does not melt. It shrinks from the flame. It has a strong odor of burning hair or feathers. The residue is a black.

Most synthetic fibers burn and melt, and also tend to shrink away from the flame. Synthetics burn with an acrid, chemical or vinegar-like odor and leave a plastic bead.

silk is obtain from silk worm

Burns slowly, but does not melt. It shrinks from the flame. It has the odor of charred meat