Sewage, water pressure from a pipe:
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Water dripping in a public soul
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Small waterfall indoors
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The pressure of water in the pipe under the
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Water dripping onto a hard surface
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Hum, The creak of metal, flowing water
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Irrigation system
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Chinese bell ringing, Water flowing
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Dam, water pressure
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River flows
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River flowing, birds, Forest
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Water flows, drips in a public shower room
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Waves on the lake
★★★★★