Electric polished marble:
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Bobcat loader works, loads
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Excavator starts, leaves
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Digging in the tool box
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Electric machine grinder
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A circular saw
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Compaction of soil with a vibrating plate
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Skating rink, laying,, Road construction
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Grinder
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Bobcat loader approaching, jamming
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Manual grinder
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Plane
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Bulldozer rides through the woods, crackling
★★★★★