desilvering
/diːˈsɪlvərɪŋ/
noun
- The process of removing silver from a surface or substance, such as from a mirror or an ore.
- The desilvering of old mirrors is a delicate process that requires special chemicals.
- In the factory, desilvering is done to recover silver from used photographic film.
- The antique dealer explained that desilvering would ruin the value of the vintage mirror.