@SFOMuseum Twitter Posts This is SFO Museum's archive of the @SFOMuseum Twitter account.
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The XH-44 featured two rigid, counter-rotating rotor blades, which required the rigidity of aluminum in order to prevent contact at high revolutions, potentially causing severe damage to both. By the 1960s, most helicopter rotors were made out of aluminum. #AviationAluminum . This tweet was posted on July 21, 2019.
This tweet mentions the following things involved with the SFO Museum collection:
Aluminum: The Miracle Metal of Aviation
This aviation exhibition was on display between March 2019 and 2017~ in the AML Aviation Museum Gallery 01 gallery, located in International Terminal
Aluminum: The Miracle Metal of Aviation
This aviation exhibition was on display between 2017~ and July 2019 in the AML Aviation Museum Gallery 01 gallery, located in International Terminal