[30] Pumice in powdered sort was an ingredient in toothpastes in ancient Rome.[31] Nail care was very important in historic China; nails ended up saved groomed with pumice stones, and pumice stones had been also applied to remove calluses. Inverse pityriasis rosea usually will cause a rash within the armpits https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/