In India for centuries this spice is widely used , and now has been celebrated in America. In almost every grocery store it can be found.
This spice is colorful, orange-yellow found in form of powder.
In India is most of the world’s supply grown .In super-hot ovens the Turmeric plant’s roots are gathered, boiled and dried .
They are ground in a fine powder when are completely dried . This powder is very strong so it easily stains when it comes in contact with some surface or fabric.
So you guess that’s why sometimes is used as dye color agent., but the most known characteristics are for cooking.