Robot heartbeat:
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Burner, boiling liquid, Chemistry
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Tent Camping
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Noise inside the tractor, in the cab
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Bullet hit in different objects
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Small crank rotation
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Blow into the microphone
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Open wooden box
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Umbrella pulling telescopic tube
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Opening, closing the umbrella
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Soldiers pass by
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Airport Luggage Transport Belt
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Energy surge, surge
★★★★★