Aircraft Corrosion Preventive Control Program (CPCP) Spent the day applying and inspecting Corrosion Preventive Compounds (CPC) on critical aircraft parts. Checked main rotor blades for corrosion, blistered paint, and trapped moisture. Inspected rotor hub components—lag dampers, flapping limiters, bearings—for signs of wear and corrosion. Examined rotating controls like pitch links and bearings for damage. All done post-maintenance and pre-flight, ensuring everything’s flight-ready and protected