Amphibious helicopter The HUP-2 was able to taxi forward or backward on water, regardless of wind direction. The CH-46 Sea Knight and its Canadian variant, the CH-113 Labrador, can land on water and rest for up to two hours in calm water. The rear sponsons hold two of the three landing gear units as well as self-sealing fuel tanks. The helicopter began service with the United States Marine Corps in 1962, and with the Canadian military in 1963, and is used to carry cargo and combat troops. The Boeing CH-47 Chinook was made sufficiently watertight to allow it to land on water
Chinook Sciences its focus on becoming a technology and equipment provider to metal, industries gasses and environmental industries. In October 2008 Chinook Sciences announced the formation of Chinook Energy. A division that would exclusively handle their waste to energy technology application. In March 2009 Chinook Sciences and European Metal Recycling (EMR) announced a joint venture named Innovative Environmental Solutions UK LTD. (IES), which they would claim is the “first commercial scale enterprise to generate renewable electricity and recycle metal from automobile shredder residue” (ASR). The proposed venture would process 120,000 metric tons of automobile shredder residue per year using Chinook's patented and