Diesel engine:
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Work with a shovel
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Expects to be jammed, Bulldozer starts
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Expects to be jammed, Excavator starts up
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Sand is poured, screenings
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Construction, loading of cement, the
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Electric planer
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Excavator Passes By
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Drill machine
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Fine Emery, Sandpaper
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Screwdriver screwing a screw into a tree
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Bulldozer, digging, Construction
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Hammer and chisel, wood blows
★★★★★