noun a light and porous volcanic rock formed when a gas-rich froth of glassy lava solidifies quickly
Pumice stone is used as lightweight aggregate in concrete and as a natural insulator in buildings.
Pumice stone is used in art projects for texturing and distressing surfaces.
Pumice stone is used to exfoliate rough skin on feet, elbows, and knees.
Pumice stone is added to soil mixes to improve drainage and aeration for plants.
Pumice stone is a type of volcanic rock formed from frothy lava and is studied by volcanologists.
A writer may use pumice stone as a metaphor in their writing to describe something that is rough or abrasive.
Podiatrists may use pumice stone to remove calluses and rough skin from patients' feet during a pedicure or foot treatment.
Spa therapists may use pumice stone as a tool for exfoliating and smoothing rough skin on clients' hands, feet, or other areas of the body during a spa treatment.