1949
EN
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.
movie
22 MinutesRating
1949
EN
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.
movie
22 MinutesRating
