specific gravity


  • WordNet 3.6
    • n specific gravity the density of a substance relative to the density of water
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Webster's Revised Unabridged Dictionary
    • Specific gravity (Physics) See under Gravity.
    • Specific gravity the ratio of the weight of a body to the weight of an equal volume of some other body taken as the standard or unit. This standard is usually water for solids and liquids, and air for gases. Thus, 19, the specific gravity of gold, expresses the fact that, bulk for bulk, gold is nineteen times as heavy as water.
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Chambers's Twentieth Century Dictionary
    • Specific gravity the weight of any given substance as compared with the weight of an equal bulk or volume of water or other standard substance at the same temperature and pressure
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In literature:

Hardness 2-2 1/2; specific gravity 3.05-3.19.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1" by Various
Hardness 1-1/2-2; specific gravity 4.6.
"Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6" by Various
The initial charge should be maintained for at least ten hours after the time when the voltage and specific gravity have reached a maximum.
"Cyclopedia of Telephony and Telegraphy, Vol. 2" by Kempster Miller
Its specific gravity varies from 1.0269 to 1.0285; and it does not freeze until cooled down to 28.5 deg.
"Memoranda on Tours, Touraine and Central France." by J. H. Holdsworth
They do not lose or gain water, it is true, and they retain their volume and their specific gravity.
"The Mechanism of Life" by Stéphane Leduc
The hardness is 4-1/2, and the specific gravity 2.35.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3" by Various
Specific gravity, Alhazen's tables of, clearly approach our own, ii.
"History of the Intellectual Development of Europe, Volume II (of 2)" by John William Draper
Its specific gravity is 5.76.
"The New Gresham Encyclopedia. Vol. 1 Part 2" by Various
B., or has a specific gravity of 1.3.
"Soap-Making Manual" by E. G. Thomssen
There is no cleavage; hardness 2-1/2, specific gravity 6.2.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5" by Various
The hardness is 3.5 and the specific gravity 5.63-5.73.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6" by Various
Its hardness is about 3 and its specific gravity 3.7, while its colour presents various shades of green, usually dark.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7" by Various
The way to detect the cheat is by testing the specific gravity of the article.
"A Treatise on Physiology and Hygiene" by Joseph Chrisman Hutchison
The poison is readily soluble in water and possesses a specific gravity of 1.1313.
"Handbook of Medical Entomology" by William Albert Riley
F, and the specific gravity of the hot baths is 1.002.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 4" by Various
Thus when a brewer speaks of a wort of a "gravity" of 1045 (ten-forty-five) he means a wort having a specific gravity of 1.045.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 5" by Various
Its specific gravity is 0.899 at 0 deg.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 6" by Various
Waters to be at rest must have the same temperature and specific gravity.
"Memoirs of Service Afloat, During the War Between the States" by Raphael Semmes
The firm of A. Repsold and Sons in Hamburg constructed pendulums from the specifications of Bessel for European gravity surveys.
"Development of Gravity Pendulums in the 19th Century" by Victor Fritz Lenzen and Robert P. Multhauf
As a rule, those lavas which are of inferior specific gravity are much more vesicular than the denser and heavier varieties.
"Geology" by James Geikie

In news:

Trans-Tech Industries Inc of Brewer ME has teamed up with W B Hill Inc of East Longmeadow MA to offer a low center-of-gravity highway trailer to increase roll stability built to DOT-406 specifications.
Water filters protect heat exchangers and prevent clogging of nozzles, tubes and other narrow passages by removing dirt particles down to micron size, of any specific gravity, from once-through and recirculating cooling water systems.
Revision of D4659 - 09 Standard Test Methods for Polyurethane Raw Materials: Determination of Specific Gravity of Isocyanates.
The design uses the difference in specific gravity and surface tension between oil and water to pick up oil, grease and other hydrocarbon liquids as the belt passes through the wash water.
Density vs Specific Gravity .
This specification covers machine-made fiberglass pipe, intended for use in gravity-flow systems for conveying sanitary sewage, storm water, and some industrial wastes.
Close relatives of the Higgs bosons , sleeptons provide gravity specifically in the direction of mattresses, comfy couches and especially cushy patches of clover.
In our plastics reclaiming plant, we use high density salt water solutions to separate plastic by specific gravity.
Revision of C128 - 12 Standard Test Method for Density , Relative Density (Specific Gravity), and Absorption of Fine Aggregate.
Revision of C128 - 12 Standard Test Method for Density, Relative Density (Specific Gravity ), and Absorption of Fine Aggregate.
Yellow poplar 's specific gravity:42.
Richard Sanders uses a hydrometer to check the specific gravity of syrup in the evaporator at Maple Creek Farm.

In science:

Secondly, the GOLF instrument has been specifically designed to detect very low amplitude signal at low frequency down to 1 mm/s in the range of the first gravity modes.
Laboratory performances of the solar multichannel resonant scattering spectrometer prototype of the GOLF-New Generation instrument
The specific gravity of selected by us of the SSO block (for example with diameter ~ 8 m) is determined by a number of its generation.
Skeletal Structures of the Ocean, Hypotheses and Interpretation of the Phenomenon