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Cellulose nitrate (c. 1889 – c. 1950) is the first of film supports.It can be found as roll film, motion picture film, and sheet film. It is difficult to determine the dates when all nitrate film was discontinued, however, Eastman Kodak last manufactured nitrate film in 1951. [1]
The year 1978 was particularly devastating for film archives when both the United States National Archives and Records Administration and George Eastman House had their nitrate film vaults auto-ignite. Eastman House lost the original camera negatives for 329 films, while the National Archives lost 12.6 million feet of newsreel footage.
The 1978 Suitland National Archives Film Vault Fire was a fire at the National Archives and Records Administration Film Vault in Suitland, Maryland on December 7, 1978. The fire destroyed 12.6 million feet of Universal Pictures newsreel footage from 1929 to 1967, including film of the bombing of Pearl Harbor, other World War II combat footage and film from the time of The Great Depression.
Cellulose triacetate superseded nitrate as the film industry's mainstay base very quickly. While Kodak had discontinued some nitrate film stocks earlier, it stopped producing various nitrate roll films in 1950 and ceased production of nitrate 35 mm motion picture film in 1951. [49]
By 1911, the major American film studios had reverted to nitrate stock. [12] "Safety film" was relegated to sub-35 mm formats such as 16 mm and 8 mm until improvements were made in the late 1940s. Nitrate film is also chemically unstable and over time can decay into a sticky mass or a powder akin to gunpowder. This process can be very ...
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With concerns regarding the instability of nitrate film and the inherent dangers of storing it, many safety features were incorporated into the design and construction of Lubinville's one-story "fireproof" vault, which according to news accounts occupied a total area of 2,000 square feet (190 m 2) with perimeter walls of red brick 13 inches (33 ...
There’s A Secret To Spotting Soon-To-Be-Discontinued Products Costco warehouses only stock 3800 different products at a time, so they’re constantly retiring items to make way for new ones.