developed as one of a series of handbooks for preparing for mechanic certification with airframe or powerplant ratings, or both. provide basic information on principles, fundamentals, and technical procedures common to both the airframe and powerplant ratings. Emphasis on theory and methods of application.
"RV kits include all the parts needed to build a complete airframe. The builder must provide the engine, propeller, instruments, avionics and upholstery. All RV kits have been reviewed by the FAA and have been found eligible for licensing in the Experimental Amateur Built category. This means that the fabrication work we do on the kit parts is less than 50% of the total required to complete the aircraft, and that at least 51% of the work remains for the kit builder."
Training in Aluminium Application Technologies - comprehensive collection of training material for Engineers and Researchers - in depth training about everything aluminum
This is based on car stuff but are applicable to airplanes too.
"In this video you will learn how Mechanical Gauge work. Their short comings and benefits are discussed."