Yes. Pumice is silica-based volcanic rock composed mostly of glass. It is indigestible and abrasive. Eating it would be a very bad idea.
"Nuraikal" is the Tamil name for pumice stone.
If enough pressure is applied, the bubbles in the pumice stone will collapse and the pumice stone will shatter into a volcanic powder.
Pumice, a volcanic stone, does not sink in water.There is one type of stone that won't SINK in water.....pumice.
you can find pumice rocks near a beach
Pumice does not sink.
Pumice stone does not sink in water unless it has been floating for many years. Pumice
'(To) pumice' (verb) = 'apomazar' in Spanish 'pumice stone' = 'piedra pomez' (with an accent on the 'o')
Pumice stone does not sink in water