tuto Which Explains how to veillir fabrics white (cotton)…
I use potassium permenganate bought in pharmacy, I mix it with water, Then I soak lun. Fabrics dedant.
I let fabrics soak with the product, with the purple departure, Then I put to dry, TO AVOID the direct sun Which CANCELS the process…
For the Flag, I used 4 sachets only: