Match the following fibres with the odour they produce while burning.
P. Silk I. Burning paper
Q. Cotton II. Acrid
R. Polyester III. Burning hair
S. Acrylic IV. Burning plastic
When silk is burnt they smell like burning hair . however when cotton is burnt they smell like burning paper. Why?
Burning cotton or cotton clothes smell like burning paper whereas burning wool Smells Like a burning hair Why?