When brought to the institution they are thoroughly cleaned, being rubbed with pumice stone.
"Lippincott's Magazine of Popular Literature and Science, Vol. XII. No. 30. September, 1873" by Various
This conclusion is formed from the vast quantity of pumice stone which is scattered in all parts of it, and mixed with the soil.
"The Voyage Of Governor Phillip To Botany Bay" by Arthur Phillip
The shore of this island is very rocky except the place at which we landed, and here I picked up many pieces of pumice-stone.
"A Voyage to the South Sea" by William Bligh
Pass large Quantities of Pumice Stone.
"A General History and Collection of Voyages and Travels, Volume 17" by Robert Kerr
Rotten stone is used for dark wood and pumice is used for light wood.
"A Course In Wood Turning" by Archie S. Milton and Otto K. Wohlers
It should be cleaned after use with pumice stone.
"A System of Instruction in the Practical Use of the Blowpipe" by Anonymous
Pumice stone might do it, but it would take your skin off, too.
"Marjorie's Busy Days" by Carolyn Wells
A few pieces of pumice stone put into the mixture will prevent the bumping caused by boiling.
"Soap-Making Manual" by E. G. Thomssen
The air inside the jar is kept dry by pumice-stone, slightly moistened with sulphuric acid; by which means very perfect insulation is maintained.
"A Treatise on Meteorological Instruments" by Henry Negretti
A pumice-stone that gives to the Statue of Justice a cleanly, Christian look.
"The Roycroft Dictionary" by Elbert Hubbard
But the fields below Mt Teide are mostly pumice-stone, dominated by Spain's highest peak (3,817 metres).
To reduce the size of calluses or corns and lessen pain , soak your feet in warm water, and gently massage the affected areas with a pumice stone or foot file, being careful to leave a layer of the callus or corn intact.
They replace strip-mined materials like pumice, perlite and stone wool.
Glasses have been of use to mankind from early on, be it as arrowheads for the stone age people of Corsica and the Americas, the obsidian battle axes and swords of the Aztecs, pumice scrappers for animal hides, or the tektite ornaments and fertility symbols of our ancestors.
Formulation of thermodynamics for the glassy state: configurational energy as a modest source of energy