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  • Sophia Cooper——Studied at University of Oxford, Lives in Oxford, UK

    Airworthiness Directives ( AD s) are legally enforceable regulations issued by the FAA in accordance with 14 CFR part 39 to correct an unsafe condition in a product. Part 39 defines a product as an aircraft, engine, propeller, or appliance.read more >>
    +119962023-05-06 16:08:14

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