Construction, compressor discharges air:
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Wind tunnel ventilation
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Inflating a mattress
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Air compressor, air bleed, cylinder pressure
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Soccer ball
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Air is blown through a glass tube
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Air release with a loud whistling creak,
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Balloon inflating
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Air is bleeding through a hose
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Air broom, Blower
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Balloon descent
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Suction action of air
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Air compressor operation
★★★★★