(from the article `motion-picture technology`) ...were required in projection rooms to avoid film ignition because of the proximity of the projector arc lamp to the film. In 1923, when 16-mm ... The first commercial use of cellulose diacetate as a plastic was in so-called safety film, which began to replace celluloid film in motion-pict...
Found on
http://www.britannica.com/eb/a-z/s/5
A photographic film whose base is fire-resistant or slow burning. At the present time, the terms 'safety film' are synonymous.
Found on
http://www.rodsmith.org.uk/photographic%20glossary/rods%20photographic%20gl
No exact match found.
