Knocking a hammer indoors with an echo:
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Cutting machine
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Waits, Bobcat loader starts up, shuts down
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Destruction of glass and, Construction
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Leaves, Excavator starts
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Wood lathe
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Electric tile cutter
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Manual planing, Planer
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Crackling, Bulldozer rides through the woods
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Construction of buildings, driving piles
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Excavator digs a hole
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Drill machine
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Bulldozer working
★★★★★