Road construction, jackhammer:
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Floor polisher
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Bobcat loader starts up, waits, shuts down
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Tin snips
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Bulldozer working
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Drum rotation, Construction, cement loading
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Screwdriver screwing a screw into a tree
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Compaction of soil with a vibrating plate
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Construction of buildings, driving piles,
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Excavator digs a hole
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Diesel engine
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Removing a nail from a tree
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Bulldozer, Construction, digging
★★★★★