## Convert cubic foot/minute to petrograd standard/hour

How many cfm in 1 petrograd standard/hour? The answer is 2.75. We assume you are converting between cubic foot/minute and petrograd standard/hour. You can view more details on each measurement unit: cfm or petrograd standard/hour The SI derived unit for volume flow rate is the cubic meter/second. 1 cubic meter/second is equal to 2118.8799727597 cfm, or 770.50180827625 petrograd standard/hour. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between cubic feet/minute and petrograd standard/hour. Type in your own numbers in the form to convert the units!

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## Definition: Cubic foot/minute

Cubic feet per minute (CFM) is a measure used in Industrial hygiene and ventilation engineering. It describes the rate of flow of a gas or air volume into or out of a space.

A standard measurement of airflow that indicates how many cubic feet of air pass by a stationary point in one minute. The higher the number, the more air is being forced through the system. The volumetric flow rate of a liquid or gas in cubic feet per minute. 1 CFM equals approximately 0.47 liter per second.

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