The best way to clean your oven doesn't involve harsh chemicals. A pumice stone, whether in the form of a scouring stick or ...

NAHA--Massive amounts of floating pumice stones spewed by an ... engine trouble caused by the floating stones. Prefectural officials added that large numbers of fish cultured in a pen in Hentona ...

The floating stones traveled 1,400 kilometers and started reaching the shores of Okinawa’s main and other islands in October. Pumice stones range in size from a few millimeters to a few centimeters.