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  2. Tigerfibel - Wikipedia

    en.wikipedia.org/wiki/Tigerfibel

    The Tigerfibel and Pantherfibel were crew instruction manuals for the German tanks of World War II, the Panzer VI Tiger heavy tank and the Panzer V Panther medium tank. Like other manuals designated as Fibel (basic primer), they summarised what the crew needed to know for day-to-day use of the tank, but unlike the typical tedious style of a ...

  3. Cascade filling system - Wikipedia

    en.wikipedia.org/wiki/Cascade_filling_system

    The second and third tanks will bring the vehicle's tank closer to 3000 psi. The station normally has a compressor, which refills the station's tanks, using natural gas from a utility line. This prevents accidentally overfilling the tank, which could happen with a system using a single fueling tank at a higher pressure than the target pressure ...

  4. Oxy-fuel welding and cutting - Wikipedia

    en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

    Fuel and oxygen tanks should be fastened securely and upright to a wall, post, or portable cart. An oxygen tank is especially dangerous because the gas is stored at a pressure of 21 MPa (3,000 psi; 210 atm)) when full. If the tank falls over and damages the valve, the tank can be jettisoned by the compressed oxygen escaping the cylinder at high ...

  5. 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.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. In one U.S. town, residents are legally required to own guns ...

    www.aol.com/one-u-town-residents-legally...

    In Kennesaw, Georgia, it's against the law not to own a gun.. The city law, dating back to the 1980s, makes it a requirement for residents to own guns and ammo. Kennesaw's gun law states: "In ...

  8. Emergency oxygen system - Wikipedia

    en.wikipedia.org/wiki/Emergency_oxygen_system

    Pulling down on one oxygen mask starts the oxygen supply for that mask only. The entire system can usually be reset in the cockpit or in some other location in the aircraft. [citation needed] A decentralized gaseous system, often called a pulse oxygen system, [4] is used on some modern airliners such as the Boeing 787. These systems have a ...

  9. Migrant arrests at US-Mexico border lower than when Trump ...

    www.aol.com/news/migrant-arrests-us-mexico...

    The number of migrants arrested illegally crossing the U.S.-Mexico border in December was lower than when President-elect Donald Trump ended his first term in 2020, according to preliminary ...