The solvents inside the solution penetrate the fibers on the banknote, dissolving ink, dye, or other substances Which may be current. This process efficiently lifts the stains and restores the original physical appearance on the currency.B?o m?t nâng cao: Nhi?u nhà cung c?p VPS SSD Germany tích h?p các gi?i pháp b?o m?t tiên ti?n nh? t??ng l?