The pigment washing process of batch of 80 kg Twill/Canvas garments are described below. First step:– DETERZENT WASH ü Lot weight(80pes)———— 80 kg denim long pant ü Add water @L: R=1:8———– 640 liters. ü Machine running ü Add Caustic soda(NaOH)@ 0.8 gm/liter ————- 512 gm ü Add Soda ash (Na2Co3) @ 1.50 gm/liter ———— 960 …