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  2. Nixie tube - Wikipedia

    en.wikipedia.org/wiki/Nixie_tube

    The stacked digit arrangement in a Nixie tube is visible in this (stripped) ZM1210. The most common form of Nixie tube has ten cathodes in the shapes of the numerals 0 to 9 (and occasionally a decimal point or two), but there are also types that show various letters, signs and symbols.

  3. Conradson carbon residue - Wikipedia

    en.wikipedia.org/wiki/Conradson_Carbon_Residue

    For burner fuel, Concarbon provides an approximation of the tendency of the fuel to form deposits in vaporizing pot-type and sleeve-type burners. [ 4 ] For diesel fuel , Concarbon correlates approximately with combustion chamber deposits, provided that alkyl nitrates are absent, or if present, that the test is performed on the base fuel without ...

  4. Fuel gauge - Wikipedia

    en.wikipedia.org/wiki/Fuel_gauge

    Magnetoresistance type fuel level sensors, now becoming common in small aircraft applications, offer a potential alternative for automotive use.These fuel level sensors work similar to the potentiometer example, however a sealed detector at the float pivot determines the angular position of a magnet pair at the pivot end of the float arm.

  5. Tracer-gas leak testing - Wikipedia

    en.wikipedia.org/wiki/Tracer-gas_leak_testing

    As well as airbags, the air conditioning system, fuel system, and exhaust system require testing for leaks. Pacemakers and catheters have to be tested for efficacy and longevity. On planes, tracer-gas leak testing is used to quickly and safely locate fuel leaks, [3] as well as to check oxygen distribution devices and cabin pressurization systems.

  6. FTP-75 - Wikipedia

    en.wikipedia.org/wiki/FTP-75

    2008 Monroney sticker highlights fuel economy. EPA tests for fuel economy do not include electrical load tests beyond climate control, which may account for some of the discrepancy between EPA and real world fuel-efficiency. A 200 W electrical load can produce a 0.94 mpg (0.4 km/L) reduction in efficiency on the FTP 75 cycle test. [14]

  7. 6 Side Gigs To Avoid in 2025 - AOL

    www.aol.com/finance/6-side-gigs-avoid-2025...

    The side-gig industry is still booming, but not all side gigs are created equal and not all people doing them make enough money to justify the time and effort involved. According to Self, just ...

  8. Common rail - Wikipedia

    en.wikipedia.org/wiki/Common_rail

    Common rail fuel system on a Volvo truck engine. In 1916 Vickers pioneered the use of mechanical common rail systems in G-class submarine engines. For every 90° of rotation, four plunger pumps allowed a constant injection pressure of 3,000 pounds per square inch (210 bar; 21 MPa), with fuel delivery to individual cylinders being shut off by valves in the injector lines. [1]

  9. Here’s Exactly How Much Protein You Need To Build 1 ... - AOL

    www.aol.com/exactly-much-protein-build-1...

    Getting enough rest gives your body time to repair and grow stronger, while carbs, omega-3s, and other key nutrients may help fuel your workouts and recovery, according to a 2024 study published ...