The Story of Lubricating Oil
This color educational film is about how lubricants are derived from crude petroleum and how to improve the quality of lubricating oil. This is a 1949 film.
Animation
Release: 1949-08-19Runtime: 22 minRating: 0 (0)
This color educational film is about how lubricants are derived from crude petroleum and how to improve the quality of lubricating oil. This is a 1949 film.
