An automatic mixer churning wet cement on a busy construction site, with workers in the background.
Schlüsselwörter
automatic,
mixer,
churning,
cement,
tied-up,
construction,
site,
men at work,
water,
road,
work,
industry,
river,
old,
machine,
car,
truck,
industrial,
building,
stream,
machinery,
street,
equipment,
winter
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