From Volcanoes To Bathtubs: On the Many Uses and Forms of Pumice

You have been sharing your bath with a very dangerous material. Pumice, the bubbly, lighter-than-water rock used to attack hard skin on your feet, was once a foaming mass of gas and lava. Like an agitated champagne bottle, magma can carry great quantities of dissolved gases. They come out of solution violently once pressure lowers. […]

About a month ago I accidentally bought these rocks (they are pumice) because I confused them with lava rocks. I wanted to use it as gravel for my tank but when I

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Scope of use：Pumice stone is used in toilets to clean calcium deposits, limescale and hard water rings on toilets, sinks, bathroom tiles and other

Lenicany 6Pack Pumice Stone for Toilet Cleaning Bowl Stick,Powerfully Cleans Hard Water Rings, Calcium Buildup & Stains, Suitable for Cleaning Toilet

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