Support my channel by getting a free trial today, at http://www.squarespace.com/nilered. You'll also get 10% off your first purchase. ------------------------------------------ Contest link: https://goo.gl/ATFiiU Today, I'm going to be exploring the science of azo dyes. This class of dyes is one of the most popular and it is used to dye clothing in a unique way. It is based on a reaction known as "azo coupling" where two dye components are developped directly on/in the textile fibers. The Pa