This standard has been duly incorporated into federal law per the following sections of the Code of Federal Regulations: 40 CFR § 1065.1010. This document was posted by Public.Resource.Org, which is ...

The SR-72 “Darkstar,” the unofficial “Son of Blackbird,” is a top-secret, unmanned hypersonic aircraft in development by ...

Greene Tweed tested methods for achieving a more sustainable SAF that requires less conventional jet fuel to be mixed in, further reducing greenhouse gas emissions.