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  2. SpaceX Starship (spacecraft) - Wikipedia

    en.wikipedia.org/wiki/SpaceX_Starship_(spacecraft)

    The Block 2 version of Starship is 52.1 m (171 ft) tall, 9 m (30 ft) wide, [15] and is composed of four general sections: the engine bay, the oxygen tank, the fuel tank, and the payload bay. [1] The retired Block 1 was constructed in a similar manner, though it was only 50.3 m (165 ft) tall.

  3. Metal detector - Wikipedia

    en.wikipedia.org/wiki/Metal_detector

    U.S. Army soldiers use a military standard metal detector. A metal detector is an instrument that detects the nearby presence of metal. Metal detectors are useful for finding metal objects on the surface, underground, and under water. A metal detector consists of a control box, an adjustable shaft [dubious – discuss], and a variable-shaped ...

  4. Leopard 2 - Wikipedia

    en.wikipedia.org/wiki/Leopard_2

    The gun is fully stabilised, and can fire a variety of types of rounds, such as the German DM43 APFSDS-T anti-tank round, which is said to be able to penetrate 450 millimeters (18 in) [74] [citation needed] of steel armour at a range of 2,000 metres (2,200 yd), [75] and the German DM12 high-explosive anti-tank (HEAT).

  5. Eddy-current testing - Wikipedia

    en.wikipedia.org/wiki/Eddy-current_testing

    Variations in the electrical conductivity and magnetic permeability of the test object, and the presence of defects causes a change in eddy current and a corresponding change in phase and amplitude that can be detected by measuring the impedance changes in the coil, which is a telltale sign of the presence of defects. [5]

  6. Tracer-gas leak testing - Wikipedia

    en.wikipedia.org/wiki/Tracer-gas_leak_testing

    A tracer-gas leak testing method is a nondestructive testing method that detects gas leaks.A variety of methods with different sensitivities exist. Tracer-gas leak testing is used in the petrochemical industry, the automotive industry, the construction industry [1] and in the manufacture of semiconductors, among other uses.

  7. Is the Tonal 2 home gym the best way for women over 50 to ...

    www.aol.com/lifestyle/tonal-2-home-gym-review...

    Pick Your Muscles. One of the cool features on the Tonal is the ability to pick the specific muscles you want to work out. Soreness is of course an expected outcome of strength training and some ...

  8. No. 5 Notre Dame clinches College Football Playoff spot with ...

    www.aol.com/sports/no-5-notre-dame-clinches...

    Christian Gray's 99-yard pick-6 with 3:39 remaining clinched No. 5 Notre Dame's 49-35 win over USC at the Los Angeles Memorial Coliseum on Saturday. With the victory, the Fighting Irish have ...

  9. Substitution reaction - Wikipedia

    en.wikipedia.org/wiki/Substitution_reaction

    Coupling reactions are a class of metal-catalyzed reactions involving an organometallic compound RM and an organic halide R′X that together react to form a compound of the type R-R′ with formation of a new carbon–carbon bond. Examples include the Heck reaction, Ullmann reaction, and Wurtz–Fittig reaction. Many variations exist. [3]