Login  |  Register

Statistics

  • Active Listings: 8646
  • Pending Listings: 0
  • Todays Listings: 0
  • Total Categories: 64
  • Sub Categories: 256

dye | Definition & Types | Britannica.com

Two natural dyes, alizarin and indigo, have major significance.Alizarin is a red dye extracted from the roots of the madder plant, Rubia tinctorium.Two other red dyes were obtained from scale insects.

Alexa Traffic


Listing Links