Edexcel GCSE Design and Technology · 1DT0
Specification 6.8.1 · Paper 1
Revise: Chemical, Physical, Biological and Smart Textile FinishesBiostoning uses enzymes on cotton denim to produce a worn, washed-out or distressed appearance. The enzyme action on the cotton surface helps remove some of the indigo dye, giving denim shirts or jeans a faded look. It also makes the fabric softer and more flexible, improving comfort.