Police whistle:
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Throw nutshells on the floor
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Passenger elevator, opening, closing doors
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Sand bag
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Umbrella pulling telescopic tube
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Turning off the laser sword
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Ax strike on a wooden subject
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Daylight lamp, blink, turn on
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Lock gate open
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Lab accident
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Throw a small bag, purse on the floor, wallet
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Chemistry, ground powder on the table
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The flag flaps in the wind, beats fastening
★★★★★