Ask someone in your home to cut a piece of either the cotton or polyester string or yarn without telling you which one it is. Then place this unknown sample in the dye bath. Compare the results to ...

The dyeing process itself represents a major advance in simplicity and efficiency. The researchers mixed photonic nanopigments with water-based acrylic emulsion (WA), tannic acid (TA), and a small ...

Originally, the blue color came from a natural indigo dye. The dye was chosen for the way it interacted with cotton. When heated, most dyes penetrate the cotton fibers but indigo dye attaches to ...

Around 40,000 tubes of cotton candy are produced every week in their Des Moines facility, but now changes will have to be made to some of their products after a new FDA ban on Red Dye 3. “Red 3 ...

As a university student concerned with environmental protection, I explored the environmental pollution and energy consumption of the jeans production process from cotton planting and dyeing.