832-270398 - A bottle of ethanol and some of the materials ethanol can be made of at the National Renewable Energy Laboratory, operated by the US Department of Energy, where scientists are developing economical processes for making cellulosic ethanol from non-edible p
832-255588 - Molten iron in a crane ladle is flowing into a mold, historical iron manufacture Fuerst-Stolberg-Huette, Ilsenburg, Harz, Saxony-Anhalt, Germany, Europe
832-76908 - Viscous P&hoehoe lava flowing from rifts in the East Rift Zone towards the sea, lava field at the Kilauea shield volcano, Volcanoes National Park, Kalapana, Hawaii, USA
832-46955 - Molten pahoehoe type lava flowing from a crack in the East Rift Zone towards the sea, lava field of the Kilauea shield volcano, Hawai'i Volcanoes National Park, Kalapana, Hawai'i, USA
832-46953 - Molten pahoehoe type lava flowing from a crack in the East Rift Zone towards the sea, lava field of the Kilauea shield volcano, Hawai'i Volcanoes National Park, Kalapana, Hawai'i, USA