1. Visual examination of fibre/fabric
2. Burning test of different fibre such as cotton, wool, silk, polyster, nylon, acrylic,
jute, viscose rayon, etc.
3. Microscopic test of different fibre such as cotton, wool, silk, polyster, nylon, acrylic,
jute, viscose rayon, etc.
4. Chemical test of different fibre such as cotton, wool, silk, polyster, nylon, acrylic,
jute, viscose rayon, etc.
5. Introduction of pH value :
pH of water
pH of acid
pH of caustic soda