Understanding human behavior is key to improving aviation safety. Skip to Videos All | Latest Release | PreFlight | Environment | Human Factors | Health / Wellness | Integrity | Mechanical / Gear | HV Diagram Series | Airspace | PreFlight, Mechanical / Gear, | 6/1/24 EC145 (BK117 C-2) Preflight Walkthrough PreFlight, Mechanical / Gear, | 1/31/24 Airbus H135 Preflight (Step-By-Step) PreFlight, Mechanical / Gear, | 10/5/23 Airbus H145 Preflight (Step-By-Step) PreFlight, Mechanical / Gear, | 2/7/24 Airbus H125 helicopter - Pilot pre-flight check (full A-Z guide)