What is Back-Siphonage?

Back-Siphonage is the reversal of normal flow in a system caused by negative pressure. Things that can cause this would be a water break, or using a fire hydrant.

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1. What is Backflow?
2. What is a Cross-Connection?
3. What is Backpressure?
4. What is Back-Siphonage?
5. What is a Backflow Preventer?
6. What is the Owners Responsibility?