04-26-2016, 05:46 PM
You could try CTI Red Relief, which is a little bit stronger than Red 1. If that doesn't work, the stain could be locked in, as was mentioned above, .
Stain: noun
1. a discoloration produced by foreign matter having penetrated into or chemically reacted with a material; a spot not easily removed.
Sometimes a "stain" can not be removed, in spite of our best efforts.
Stain: noun
1. a discoloration produced by foreign matter having penetrated into or chemically reacted with a material; a spot not easily removed.
Sometimes a "stain" can not be removed, in spite of our best efforts.