Cathodes with pure copper metal.
Keywords
copper,
line,
liquid,
machine,
machinery,
manufacture,
manufacturing,
metal,
metallurgy,
modern,
lift,
processing,
purification,
distilled,
refinery,
refining,
sulfuric,
technology,
work,
production,
ingot,
bathe,
abstract,
acid,
background,
blue,
cathode,
company,
control,
dripped,
electricity,
engineering,
equipment,
factory,
green,
indoor,
industrial,
industry,
workshop,
foundry,
plant,
anode