Reid Vapor Pressure

Reid Vapor Pressure
(RVP)
  An indirect measure of the rate at which petroleum liquids evaporate. Its the absolute vapor pressure of a crude oil, or of single or mixed liquid petroleum products, as measured by the Reid Method (ASTM Method D 323).
  U.S. Dept. of Energy, Energy Information Administration's Energy Glossary
  ***
  a standard measurement of a liquid's vapor pressure in pounds per square inch at 100 degrees Fahrenheit. It is an indication of the propensity of the liquid to evaporate.
  California Energy Comission. Dictionary of Energy Terms

Energy terms . 2014.

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