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  2. Super High Altitude Research Project - Wikipedia

    en.wikipedia.org/wiki/Super_High_Altitude...

    Rather than a single straight barrel, the SHARP gun uses an L-shape design with two separate sections; the 270 ft (82 m) long steel combustion section & pump tube section is connected to the 155 ft (47 m) long launch tube (or barrel) at a right angle. 100,000 kg (220,000 lb) rail-mounted sleds sit at both ends of the pump tube to absorb recoil energy from firing and a smaller 10,000 kg (22,000 ...

  3. Hypodermic needle - Wikipedia

    en.wikipedia.org/wiki/Hypodermic_needle

    It is one of a category of medical tools which enter the skin, called sharps. [1] It is commonly used with a syringe , a hand-operated device with a plunger, to inject substances into the body (e.g., saline solution , solutions containing various drugs or liquid medicines) or extract fluids from the body (e.g., blood).

  4. PechaKucha - Wikipedia

    en.wikipedia.org/wiki/PechaKucha

    Inspired by their desire to "talk less, show more", Tokyo's Klein-Dytham Architecture (KDa) created PechaKucha in February 2003. [2] [3] It was a way to attract people to SuperDeluxe, their experimental event space in Roppongi, and to enable young designers to meet, show their work, and exchange ideas in 6 minutes and 40 seconds.

  5. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    A simple stylized diagram of the refrigeration cycle: 1) condensing coil, 2) expansion valve, 3) evaporator coil, 4) compressor Cooling in traditional air conditioner systems is accomplished using the vapor-compression cycle, which uses a refrigerant's forced circulation and phase change between gas and liquid to transfer heat.

  6. Sharp (music) - Wikipedia

    en.wikipedia.org/wiki/Sharp_(music)

    In music, sharp – eqv. dièse (from French) or diesis (from Greek δίεσις) [a] – means higher in pitch. The sharp symbol, ♯, indicates that the note to which the symbol is applied is played one semitone higher. The opposite of sharp is flat, indicating a lowering of pitch.