response: The discoloration could be from hairdressing processes or from bleaching by the sun.
original_response: I guess I'll have to use it when my hair is turning gray or white.
history: I don't like hair coloring Is that so? Hair coloring is also called hair dyeing. It changes the natural color of the hair That is true, hair coloring is the process of changing hair color. it makes hair turns gray Does it? I know that many people dye their hair to cover up gray. Really? Yeah. It's also used for fashion and to restore hair color that's been discolored in some way. Ok
knowledge: The main reasons for this are cosmetic: to cover gray or white hair, to change to a color regarded as more fashionable or desirable, to restore the original hair color after it has been discolored by hairdressing processes or sun bleaching.