Fan blade rotation, air cut:
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Cool sound for notification
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Spin, Hard disk, read
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Air conditioning, on, off
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Windows notification sound
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Fan blade rotation, air cut
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Sound to start presentation
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Vibration noise, Faulty air conditioning
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Computer turning on, off, humming fan
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Electronic melody for SMS alerts
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Electric wheelchair
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Exhaust fan
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Android notification sound
★★★★★