Slider shot of an American laborer using a small gantry crane to lower steel wire coil into a chemical treatment bath within a manufacturing facility

industry industrial manufacturing manufacture factory mill production gantry crane lift chemical coating bath treatment metal steel iron worker laborer labor work union unionize skilled tradesman operator components parts american america usa plant facility warehouse anodization galvanized galvanize hd slider stabilized stabilizer steelworker blue collar job career trade submerge wire coil