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  2. BTR-90 - Wikipedia

    en.wikipedia.org/wiki/BTR-90

    The commander has the ability to carry out all-round surveillance and can take full control of the weapons from the gunner. An onboard information control system (OICS) enables automatic control over the transmission, engine and other important parts of the BTR-90, and it is the first armoured personnel carrier to have such a system. A ...

  3. Fire appliances in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Fire_appliances_in_the...

    A light rescue pump from Devon & Somerset Fire and Rescue Service. These vehicles can vary from a converted van chassis to a purpose built fire appliance chassis. They often carry hydraulic rescue gear, 9 m or 5.8 m extension ladders and water. They are most often used as a second appliance in place of a pump rescue ladder or as a first ...

  4. High altitude breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/High_altitude_breathing...

    Above 15,000 m (49,000 ft), respiration is not possible because the pressure at which the lungs excrete carbon dioxide (approximately 87 mmHg) exceeds outside air pressure. [ citation needed ] Above 19,000 m (62,000 ft), known as the Armstrong limit , exposed fluids in the throat and lungs will boil away at normal body temperature, and pressure ...

  5. Lifting bag - Wikipedia

    en.wikipedia.org/wiki/Lifting_bag

    Light and heavy duty closed lifting bags Closed lift bag (camel) Closed lift bags have an overpressure valve to prevent internal pressure from exceeding ambient pressure by more than a set amount (around 10kPa, or 1msw) [1] Closed lift bags are intended for use at or near the surface, [5] as they retain the air even in rough seas. They are ...

  6. M113A4 armored medical evacuation vehicle - Wikipedia

    en.wikipedia.org/wiki/M113A4_Armored_Medical...

    The upgraded M113A4 includes the RISE (Reliability Improvements for Selected Equipment) power package consisting of the turbocharged Detroit Diesel 400 hp 6V53TA engine and Allison X200-4A automatic transmission with integrated hydrostatic steering and braking in a compact and rugged unit providing four forward and two reverse gears.

  7. Modular Airborne FireFighting System - Wikipedia

    en.wikipedia.org/wiki/Modular_Airborne...

    A MAFFS II-equipped C-130 Hercules from the 302nd Airlift Wing drops water over the Hayman Fire burn scar during training in May 2021.. The Modular Airborne FireFighting System (MAFFS) is a self-contained unit used for aerial firefighting that can be loaded onto both military cargo transport Lockheed C-130 Hercules and Embraer C-390 Millennium, which then allows the aircraft to be used as an ...

  8. I Tried the Away Bigger Carry-On vs. The Béis Carry-On ... - AOL

    www.aol.com/lifestyle/tried-away-bigger-carry-vs...

    Before a trip, I’d head to T.J. Maxx, shell out $50 for whichever carry-on caught my eye and then inevitably have to toss it I Tried the Away Bigger Carry-On vs. The Béis Carry-On Roller and ...

  9. Environmental control system - Wikipedia

    en.wikipedia.org/wiki/Environmental_control_system

    Control panel for a Boeing 737-800 ECS. In aeronautics, an environmental control system (ECS) of an aircraft is an essential component which provides air supply, thermal control and cabin pressurization for the crew and passengers. Additional functions include the cooling of avionics, smoke detection, and fire suppression.