Copper and Bronze Runoff Stains on Stone: Causes and Removal
Green copper and bronze runoff stains on marble, limestone and granite: what causes them, how to remove them with an ammonia poultice, and how to prevent them.
Dynamic Stone Tools |
Consigli esperti, guide pratiche e notizie del settore per i professionisti della lavorazione della pietra. Scopri la lavorazione di granito, marmo, piani di lavoro in quarzo, la manutenzione degli utensili e la gestione dell'officina.
Green copper and bronze runoff stains on marble, limestone and granite: what causes them, how to remove them with an ammonia poultice, and how to prevent them.
Dynamic Stone Tools |