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Wealth on Instagram: "Before a fighter jet touches the sky, its engine must endure the closest thing to hell on Earth. 🥵 Inside a test cell, engineers push the Pratt & Whitney F100 engine, the heart of the F-15 Eagle, to its absolute limits. It’s blasted with hurricane-force airflow, extreme heat, and violent vibration, simulating the most brutal conditions it will ever face in flight. Thousands of sensors monitor thrust, fuel flow, exhaust temperature, and pressure levels in real time. Even th