Tinder brush surface:
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Cereal packaging open
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US police car siren sounds
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Air dissection
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The noise of the great hall
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Item thrown on the bed
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Sounds of robot movements
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Scanning goods at the supermarket checkout
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Warning system, numerical, male voice
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Hammering on construction debris
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Air conditioning,, The noise of the room
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Cut the air with a whip
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Sine wave (975Hz)
★★★★★