Shell unveils lead-free avgas

CalPilots

Shell revealed today that it has developed a lead-free replacement for 100LL. The lead-free formulation, which comes after 10 years of “exhaustive R&D, as well as successful initial testing” by two OEMs, will now begin a strict regulatory approvals process, according to company officials. “We are proud of this first for Shell Aviation,” said Xinsheng…

Read More