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  2. Glossary of firefighting equipment - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firefighting...

    Naval InFrared Thermal Imager. A device used aboard naval ships to help locate hotspots where fire or personnel may be located in a dense smoke environment. Nozzle A device attached to the end of a fire hose that directs, shapes and regulates the flow of the water or fire fighting agent pumped into the hose. May have a control valve.

  3. Cable gland - Wikipedia

    en.wikipedia.org/wiki/Cable_gland

    A cable gland provides strain-relief and connects by a means suitable for the type and description of cable for which it is designed—including provision for making electrical connection to the armour or braid and lead or aluminium sheath of the cable, if any.

  4. Relief valve - Wikipedia

    en.wikipedia.org/wiki/Relief_valve

    A relief valve DN25 on cooling water pipe from heat exchanger Schematic diagram of a conventional spring-loaded pressure relief valve. A relief valve or pressure relief valve (PRV) is a type of safety valve used to control or limit the pressure in a system; excessive pressure might otherwise build up and create a process upset, instrument or equipment failure, explosion, or fire.

  5. Oxy-fuel welding and cutting - Wikipedia

    en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

    A rose bud torch is used to heat metals for bending, straightening, etc. where a large area needs to be heated. It is so-called because the flame at the end looks like a rose bud. A welding torch can also be used to heat small areas such as rusted nuts and bolts.

  6. Chicago fitting - Wikipedia

    en.wikipedia.org/wiki/Chicago_fitting

    A Chicago fitting (also called a Duck's foot fitting due to its shape) is a one quarter turn fitting used for attaching hoses or piping together. Chicago's fittings are used on both low to medium pressure gas and fluid lines. [ 1 ]

  7. 6 cervical traction devices to try for neck pain - AOL

    www.aol.com/news/6-cervical-traction-devices-try...

    Cervical traction devices, commonly called neck stretchers, can help alleviate pain in the neck and promote better posture. Here’s what to know before buying one. 6 cervical traction devices to ...

  8. Pressure Relief - Wikipedia

    en.wikipedia.org/wiki/Pressure_Relief

    Pressure relief may refer to: stress management to relieve psychological stress on a human relieving excessive pressure forces to protect a mechanical system, typically using a pressure-relief device such as a safety valve or rupture disc

  9. Halligan bar - Wikipedia

    en.wikipedia.org/wiki/Halligan_bar

    The Halligan bar was designed by New York City Fire Department (FDNY) First Deputy Chief Hugh Halligan in 1948 and was named after him. "Created by Hugh Halligan, allegedly modeled on a burglar's tool found in the rubble of a bank fire during overhaul operations."