Nanofiber

October 15, 2014 - 11:05am

Donaldson Aerospace & Defense is bringing dry media technology to the civilian helicopter market. The company is flight-testing its next-generation non-woven dry media on MD500s equipped with inlet barrier filters and will certify and offer the technology as an option for a range of popular helicopters.

August 11, 2008 - 7:24am

As the global marketplace continues to reduce the size of the world, we not only embrace the languages, cuisine and customs of other cultures; we find ourselves in turn embraced by a growing array of deadly airborne pathogens. The most recent was SARS (severe acute respiratory syndrome), which some health officials believe will reappear this winter.

 
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