Adams Engineering Co. in Miami, Florida. Employee with welders mask placing metal in melting furnace, molten metal flowing from furnace, technician at spectrometer (machine with dials that determines composition of metal), WS laborers pouring metal into molds, mold filling, finished alloy tubes, tubes put through press, aluminum used to create window frames, female welder, looms weaving aluminum sheets, suburban man cranking blinds closed on large windows.