Lightweight materials with a honeycomb-like structure are built into aircraft to add strength and fuel efficiency – bad are bad at blocking low-frequency noise.
Lightweight materials with a honeycomb-like structure are built into aircraft to add strength and fuel efficiency – bad are bad at blocking low-frequency noise. MARSHA HALPER TMS
Lightweight materials with a honeycomb-like structure are built into aircraft to add strength and fuel efficiency – bad are bad at blocking low-frequency noise. MARSHA HALPER TMS

Science Briefs: Lowering hum in aircraft cabins

May 09, 2015 10:55 PM

UPDATED May 10, 2015 02:55 AM

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