832-393091 - Car valves in the raw state in a wheelbarrow in front of a screw press in a drop forge, Industrial Museum, Lauf an der Pegnitz, Middle Franconia, Bavaria, Germany, Europe
1350-2293 - Salt production of Salins du Midi at Gruissan in Languedoc-Roussillon, France, Aude, Gruissan. Solar evaporaton salt pans salins. salt marshes, saline of Gruissan in aerial view.
1116-49623 - Professor with muscular dystrophy with engineering student and professor discussing log book for water distillation system in a laboratory