VOLKER STEGER / SCIENCE PHOTO LIBRARY VOLKER STEGER / SCIENCE PHOTO LIBRARY
Glass production. Researcher removes a crucible containing molten glass that heas been heated in a furnace. This lead-free glass is being developed for use in light bulbs. Glass can easily be shaped while it is molten. Photographed at Osram Sylvania, USA.
Model release not available. Property release not required.