Petroleum Calculation Series: Definition
Nov10

Petroleum Calculation Series: Definition

  Ambient Temperature: The temperature of the surrounding medium such as the atmosphere. API: American Petroleum Institute. API Gravity (Relative Density): A means used by the petroleum industry to express the density of petroleum liquids. API gravity is measured by a hydrometer instrument having a scale graduated in degrees API.  The relation between API gravity and relative density (formerly called specific gravity) is: API...

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