Measured, scribed references for carbon setting on aluminum smelting pots, tapped hot aluminum out of pots, adjusted voltage both manually and digitally on pots, measured and added chemicals needed for pot operation, strapped pots out to transfer current to other pots.Operated 50 ton cranes to distribute alumina ore into pots, operated small and large forklifts, endloaders, and Gerlingers (hot metal carriers), operated hand cranes to dump out crucibles, set up and operated reeming tools for metal tapping syphons.