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

World History Archive/Alamy Supported by By Franz Lidz When Mount Vesuvius erupted in A.D. 79, fiery avalanches of ash and pumice assaulted Pompeii, displacing some 15,000 inhabitants and killing ...

Evolution of pumice and pumice rafts after eruption. The team identified three phases of evolution of raft density, pumice size, roundness, and attached biological organisms.

Researchers from Tokyo Metropolitan University have carried out an unprecedentedly detailed survey of pumice rafts in the aftermath of the 2021 Fukutoku-Oka-no-Ba volcanic eruption in Japan.

From A to H, light-gray pumice, black pumice, brown pumice, gray-banded pumice, black-and-white-banded pumice, white pumice, pink pumice, and obsidian-bearing pumice. I, J, and K show goose ...