Sand is poured, screenings:
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Excavator digs a hole
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Construction, the, loading of cement
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Bobcat loader approaching, jamming
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Air rivet gun
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Sawing
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Compaction of soil with a vibrating plate
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Knocking a hammer indoors with an echo
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Hacksaw, sawing
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Electric planer
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Screwdriver screwing a screw into a tree
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Cutting machine
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Bulldozer starts, expects to be jammed
★★★★★