How the GEnx Engine Came to Be

GE Aviation’s GEnx engine is the world’s first commercial jet engine with both a front fan case and fan blades made of carbon-fiber composites. It features 3D printed parts and other advanced materails. This video tells the story of how it was developed.

Spray Tips: Rotameters

Rotameters, often called variable-area flowmeters or flow tubes, consist of a vertical glass or polymeric tube having a tapered or conical gas passage (hence, variable area) over the length of the tube.