SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Editorial Use Only.
Dry lubricant. Container of a graphite dry lubricant. This is a very finely powdered form of graphite, hexagonal polycyclic sheets of carbon atoms that are very weakly bonded. Dry lubricants are ideal for locks as they do not gather dust particles as liquid-based lubricants would.
Model release not required. Property release not required.