The process of dyeing depends not only on the type of the dye but also on the type of fiber. Fibers can be natural or synthetic. Natural fibers are cotton, linen, flax, hemp jute, wool, silk ...
The U.S. Food and Drug Administration announced Wednesday that it's officially banning the use of red dye No. 3. in food ...
The result? During each wash, some of the fibers and dye molecules escape, giving jeans that signature faded look over time. Today, jeans are dyed with a synthetic indigo dye. Take a closer ...