1. What you have learnt from Exp. 01? 

I have learned something from this experiment identify denim fabric classify denim and differentiate between denim and jeans.

2. What you have found new in the open-source regarding denim fabric beyond Exp. 01?

Denim is a rugged twill textile, in which the weft passes under the two or more warp yarns, producing the familiar diagonal ribbing identifiable on the revere of the fabric. Denim is a sturdy cotton warp-faced textile in which the weft passes under two or more warp threads.