[thirty] Pumice in powdered kind was an ingredient in toothpastes in historical Rome.[31] Nail care was very important in historical China; nails had been kept groomed with pumice stones, and pumice stones have been also utilised to get rid of calluses. The most important volcanic eruptions can eject a lot https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/