DAVID HAY JONES / SCIENCE PHOTO LIBRARY DAVID HAY JONES / SCIENCE PHOTO LIBRARY
Wood pulping machine. Machine used to mechanically grind and heat wood chips at a paper mill. This separates out the wood fibres and forms the pulp used to make paper. This pulping machine is a disc refiner. Photographed at the Ortviken paper mill, Sundsvall, Sweden.
Model release not required. Property release not required.