Most pumice erupts from magmas which are really billed with fuel and possess a rhyolitic composition. Almost never, pumice can erupt from fuel-billed magmas of basaltic or andesitic composition. Then, rub a dry pumice stone over the pilling in circular motions. Will not push too tough given that you don't https://edenproductsltd.co.uk/2025/04/17/the-history-of-pumice-stone-from-ancient-civilisations-to-modern-day-uses/