HYDROMETER
Hydrometer
A hydrometer is an instrument used to measure the specific gravity of liquids; that is, the ratio of the density of the liquid to the density of water.The above text is a snippet from Wikipedia: Hydrometer
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hydrometer
Noun
- An instrument that floats in a liquid and measures its specific gravity on a scale.
The above text is a snippet from Wiktionary: hydrometer
and as such is available under the Creative Commons Attribution/Share-Alike License.