[thirty] Pumice in powdered variety was an ingredient in toothpastes in ancient Rome.[31] Nail treatment was very important in historic China; nails have been held groomed with pumice stones, and pumice stones were being also applied to get rid of calluses. 【NATURAL STONE】- Lava pumice stone is a purely natural https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/