In Episode 128 of I Learned About Flying From That, host Carl Valeri welcomes Bill English, a veteran pilot, flight instructor, and former NTSB accident investigator with over 40 years of aviation experience.Bill recounts a harrowing situation while flying a Cessna 172 that had just undergone a major engine overhaul. Setting out on a cross-country training flight with two CFI trainees, the crew noticed what appeared to be water condensation on the windshield shortly after takeoff. The "rain" quickly worsened, turning into a brown film that completely obscured the front windshield. They soon realized a plug in the engine's hollow crankshaft had blown out, spraying hot oil all over the aircraft's fuselage.Tune in to hear the full breakdown of the emergency, plus vital lessons learned.