Lab accident:
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Board falls
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Makes sounds, The robot moves
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Removing the napkins from the box
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Tile falls
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Laundry Dryer
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Pounding in the mud
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Airport Luggage Transport Belt
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Opening, closing doors, Passenger elevator
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Small crank rotation
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Elevator with hand doors, movement
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Suction effect, Wet
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Unscrewing and twisting the lid of the
★★★★★