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It was used extensively in the Vietnam war, and was an important Search and rescue helicopter. It was also used to fight fires and for utility operations. The early radial engine-powered models gave way to turbine-powered ones. It was also sold on the civilian market, and at least one warbird models are in flying condition in the 21st century.
A wide variety of helicopters and fixed-wing aircraft are used for aerial firefighting. In 2003, it was reported that "The U.S. Forest Service and Bureau of Land Management own, lease, or contract for nearly 1,000 aircraft each fire season, with annual expenditures in excess of US$250 million in recent years".
A helitack helicopter will launch with a crew on board, drop them in the vicinity of the fire (or "incident") where they will begin clearing a firebreak with standard hand tools, while the helicopter can then support the team with water drops, either with a Bambi bucket or airframe-mounted water tanks, or ferry in additional personnel (e.g ...
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A fire helicopter is used to fight a wildfire. There are four elements [38] needed to start and sustain a fire and/or flame: temperature, a fuel, an oxidizing agent (oxygen), and a chemical reaction. A fire can be extinguished by taking away any of the four components. [38] The fuel is the substance being oxidized or burned in the combustion ...
It is a five-seat helicopter of similar configuration to the R44, but with the addition of a luggage compartment, wider cabin by 8 in (20 cm), and powered by a Rolls-Royce RR300 gas turbine engine. In 2013, Robinson was the global market leader, selling 523 light helicopters, a 1% increase from 2012. [4] Production in 2014 dropped to 329 aircraft.
Mercury stock suffered the steepest decline, dropping nearly 20%. Roughly one-fifth of the homeowners’ insurance premiums the company collects in the US come from California, according to Moody’s.
Closely related to the development of the Bell AH-1 is the story of the Bell UH-1 Iroquois transport helicopter—an icon of the Vietnam War and one of the most numerous helicopter types built. The UH-1 made the theory of air cavalry practical, as the new tactics called for US forces to be highly mobile across a wide area.