Figure 46. Regnault pycnometers, instruments first mentioned by the physicist Henri-Victor Regnault, a professor at the College of France, in 1843. These instruments were used to measure the density of liquids which he was studying to obtain their specific heat.

Image ID: ship4420, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Photographer: Y. Berard
Credit: Oceanographic Museum of Monaco

Category: Oceanography/

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