The noise of the room, air conditioning, mechanical sounds:
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Church, choir singing under the organ
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Stir the liquid in a beaker, Chemistry
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Tinder subject, small splash of liquid
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Squatting the Mat (2 seconds)
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Turning off the laser sword
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Football bugle
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Small crank rotation
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Movement, Elevator with hand doors
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US police car siren sounds
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Electronic bird singing
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Chemistry, Bunsen Burner
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Flag flapping in the wind
★★★★★