The word can be used synonymously with "volcanic ash." It is mined from volcanic ash deposits, or it can be produced by crushing rock pumice. You could find a pumice stone at your neighborhood pharmacy, Office retail outlet, as well as the personal care part at the food market. They’re https://atozbookmark.com/story19296204/how-pumice-stone-suppliers-can-save-you-time-stress-and-money