Chemistry

September 21, 2011 - 10:16am

The FAA has issued Special Conditions for the Cessna 680 Sovereign, for which Cessna proposes to use rechargeable lithium-ion main batteries and APU start batteries. According to the FAA, lithium-ion batteries differ significantly from the nickel-cadmium (Ni-Cad) and lead-acid rechargeable batteries currently approved.

September 12, 2011 - 9:10am
Airline pilots would like to see bulk shipments of lithium batteries better r

The FAA proposed a civil penalty against the Massachusetts Institute of Technology (MIT) on September 2 for allegedly providing to FedEx a mislabeled box containing lithium batteries, bringing attention to an issue of particular concern to the airline industry.

August 17, 2011 - 7:20am

Airbus and Russia’s VSMPO-AVISMA signed a memorandum of understanding today at the Moscow Air Show confirming their intention to widen their activities from the supply of titanium raw material and forgings to so-called value-added activities.

August 15, 2011 - 5:20am
A U.S. Air Force F-22 at Joint Base Elmendorf-Richardson in Alaska. The fifth...

The U.S. Air Force’s F-22 Raptor fleet remains grounded into a fourth month as the Air Force Scientific Advisory Board conducts a study of the F-22 and other aircraft using onboard oxygen generation systems (Obogs).

July 30, 2011 - 6:50am

The Iridium satcom system received FAA approval for use as an Aeronautical Mobile Satellite (Route) Service so operators can use Iridium systems for over-ocean critical ATC communications. Iridium’s advantages over other communications systems include much lighter weight, lower power needs and coverage over the Earth’s poles. The FAA approval means that Iridium satcom can be used for Future Air Navigation System (Fans) 1/A communications.

July 29, 2011 - 12:59pm

A contingent of U.S. Air Force flight attendants participated in this year’s NBAA Flight Attendants/Flight Technicians conference, not just to learn from their peers but to share their own experiences using dry ice as a cooling medium to keep food safe on long trips. It turns out that a sufficient quantity of dry ice allows for weeks of operation and proper food storage. There are important safety considerations when using dry ice.

July 27, 2011 - 10:40am

A coalition of FBOs and fuel distributors who sell leaded avgas in California has filed a lawsuit against the Center for Environmental Health (CEH) and the state’s Attorney General in response to a planned lawsuit announced in May over the sale and use of leaded aviation gasoline.

June 29, 2011 - 3:23am

PPG Industries’ aerospace business has introduced a chromate-free coating that, according to the Pittsburgh-based coatings specialist, “reduces environmental impact, lowers aircraft weight and provides a smooth, glossy and highly durable finish.”

June 23, 2011 - 5:15am

What does it take to make a million barrels of “green” oil a day? According to San Diego, California-based Sapphire Energy (Hall 3 E118), the answer lies in combination of new environmentally friendly technologies. Sapphire aims to be producing about 67 barrels (2,800 gallons) of its fuel per day by 2014. By 2018, it hopes to be producing between 5,000 and 10,000 barrels of green crude per day.

June 23, 2011 - 5:05am

L.I.F.E., a new Portuguese multi-discipline consortium, has been formed to explore “the design, development and industrialization of functional technical solutions for aircraft interiors,” and will work in collaboration with Almadesign of Porto Salvo, Portugal, and Brazilian aircraft manufacturer Embraer.

 
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