AVGAS is a gasoline containing tetra-ethyl lead (TEL), which gives it a high octane number. This allows the fuel to be used in engines with higher compression ratios without detonating, which can damage the structure of the combustion chamber. The EU has put the additive Tetraethyllead (TEL) on the REACH…

Club technical officers and tug masters have been reminded that both UK Part-ML (for certified aircraft) and BCAR A3-7 (for Permit to Fly aircraft) include requirements for owners, operators, and organisations managing aircraft to review and assess both mandatory and recommended instructions for continuing airworthiness within the Aircraft Maintenance Programme…

Aircraft owners are advised to ensure that they are using the correct fuel as directed by the type certificate holder. As previously reported, the Government has mandated that all regular unleaded petrol will increase ethanol content up to 10%. This change will result in reduced CO2 emissions. While the car…