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  2. File:Compressed gas cylinders.mapp and oxygen.triddle.jpg

    en.wikipedia.org/wiki/File:Compressed_gas...

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  3. File:Memento Timeline.png - Wikipedia

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  4. Memento (film) - Wikipedia

    en.wikipedia.org/wiki/Memento_(film)

    The film's non-linear narrative is presented as two different sequences of scenes interspersed during the film: a series in black-and-white that is shown chronologically, and a series of color sequences shown in reverse order (simulating for the audience the mental state of the protagonist). The two sequences meet at the end of the film ...

  5. List of black-and-white films that have been colorized ...

    en.wikipedia.org/wiki/List_of_black-and-white...

    This is a list of black and white films that were subsequently colorized This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources .

  6. Self-contained breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Self-contained_breathing...

    Uses compressed oxygen. Uses an oxygen-generating solid. This involves a chemical reaction between potassium superoxide with exhaled water and carbon dioxide. A chlorate candle has to be struck to start the device. To reduce pressure buildup from use, a pressure-relief valve with saliva trap is included.

  7. Oxygen tank - Wikipedia

    en.wikipedia.org/wiki/Oxygen_tank

    Medical use liquid oxygen airgas tanks are typically 2.4 MPa (350 psi). [citation needed] All equipment coming into contact with high pressure oxygen must be "oxygen clean" and "oxygen compatible", to reduce the risk of fire. [3] [4] "Oxygen clean" means the removal of any substance that could act as a source of ignition. "Oxygen compatible ...

  8. Charles Allan Gilbert - Wikipedia

    en.wikipedia.org/wiki/Charles_Allan_Gilbert

    Charles Allan Gilbert (September 3, 1873 – April 20, 1929), better known as C. Allan Gilbert, was an American illustrator.He is especially remembered for a widely published drawing (a memento mori or vanitas) titled All Is Vanity.

  9. Black-and-white - Wikipedia

    en.wikipedia.org/wiki/Black-and-white

    Since the late 1960s, few mainstream films have been shot in black-and-white. The reasons are frequently commercial, as it is difficult to sell a film for television broadcasting if the film is not in color. 1961 was the last year in which the majority of Hollywood films were released in black and white.