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To: Mad Dawgg

Leaks in high pressure water lines can create high frequency sound that only animals can hear.

47 posted on 09/02/2014 3:29:52 PM PDT by SpaceBar

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To: SpaceBar

I bet someone is blowing a dog whistle nearby.

104 posted on 09/02/2014 3:53:31 PM PDT by Jack Hydrazine (Pubbies = national collectivists; Dems = international collectivists; We need a second party!)

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