In order to produce silkfabric, the cocoons are dried in the sun. A variation of the process exists inwhich the silkworms are allowed to leave before the cocoons are soaked inboiling water to soften the silk and then reeled it. Â Single-shelled, oval-shaped cocoons arecollected and then boiled to extract the silk yarn. Boiling is a very importantpart in the manufacturing of silk, as it softens the cocoon and makes theextraction of silk easier. the cocoons are boiled with the larvae still inside;however, if the cocoons are boiled after the larvae have left them, the silkmade is then called "non-violent silk and weaved accordingly to producesthe fabrics.