Board falls:
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Pioneer horn, Military
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Chemistry, ground powder on the table
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The rumble and wave of the lightsaber
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Close the freezer, Laboratory – open
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Flag flapping in the wind
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Time Machine
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Chemistry, boiling liquid, burner
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The robot makes sounds
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Sine wave (975Hz)
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Chemistry, Bunsen Burner
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Sand bag
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Ax strike on a wooden subject
★★★★★