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Water hammer can work in both directions, and I only discussed one of those in the previous video ( • What is Water Hammer? ). Today's episode revisits that demonstration to show how water hammer can form a vacuum pressure in a pipe. Momentum carrying fluid away from a valve wants to keep going even after the valve is closed. This generates a negative pressure than can cause major damage!
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Marxist Arrow by Twin Musicom is licensed under a Creative Commons Attribution License
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