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  2. Bore evacuator - Wikipedia

    en.wikipedia.org/wiki/Bore_evacuator

    Animated sequence of how a bore evacuator works. A bore evacuator. A bore evacuator or fume extractor is a device which removes lingering gases and airborne residues from the barrel of an armored fighting vehicle's gun after firing, particularly in tanks and self-propelled guns.

  3. The Mystery of Matter - Wikipedia

    en.wikipedia.org/wiki/The_Mystery_of_Matter

    Joseph Priestley and Antoine Lavoisier discover a new gas called oxygen, discrediting the basic theory of chemistry at the time, creating the basis for the modern science of chemistry, and prompting chemists all over the world to look for more new elements; Humphry Davy introduces audiences to nitrous oxide ("laughing gas") and uses electricity to search for new chemical elements.

  4. List of The Six Million Dollar Man episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_The_Six_Million...

    As noted in Cyborg (the novel on which the TV series was based), Austin's significantly reduced biological body mass requires far less oxygen and produces correspondingly less carbon dioxide; an unchanged lung capacity is thus vastly more efficient. Noteworthy Moments: This episode features bionic swimming and deep-sea fishing.

  5. List of Nova episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Nova_episodes

    Re-narrated Horizon episode, first aired in the UK in 1972. [4]We give you a behind-the-scenes look at the making of a nature film. Oxford Scientific Films Unit shows how it tackles such problems as filming a wood wasp laying its eggs inside trees, the hatching of a chick and the courtship rituals of the stickleback.

  6. Trimix (breathing gas) - Wikipedia

    en.wikipedia.org/wiki/Trimix_(breathing_gas)

    Although theoretically trimix can be blended with almost any combination of helium and oxygen, a number of "standard" mixes have evolved (such as 21/35, 18/45 and 15/55—see Naming conventions). Most of these mixes originated from starting by decanting a given pressure of helium into an empty cylinder, and then topping up the mix with 32% nitrox.

  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. List of How It's Made episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_How_It's_Made_episodes

    In the U.S. version of the show, the "Condoms" segment in Season 28, episode 1 is replaced with the "Rubber Gloves" one, which is a duplicate of the same segment in Season 21, episode 1. The Science Channel in the U.S. lists the seasons [ 5 ] differently from the original Canadian version of the show:

  9. Tank Overhaul - Wikipedia

    en.wikipedia.org/wiki/Tank_Overhaul

    Tank Overhaul is a Canadian documentary television program broadcast on the Military Channel (now American Heroes Channel) starting in 2007. Episodes are filmed at the Isle of Wight Military Museum as well as other organizations specializing in military history vehicle restoration and preservation .