"The invention of the single crystal turbine blade enabled the industry-leading performance of our engines today in terms of efficiency, emissions and time between major overhauls. Having this technology recognized by ASME is a testament to its impact on the aerospace industry."
Source: Dave Carter, senior vice president, Engineering, at Pratt & Whitney, following the American Society of Mechanical Engineers (ASME) having designated Pratt & Whitney's Single Crystal Turbine Blade as a historic mechanical engineering landmark, recognized for its progression in mechanical engineering and aviation.