Contamination (ice, snow, or frost) on an aircraft's critical surfaces drastically alters aerodynamics, significantly increasing drag and reducing lift, making the aircraft unsafe. Even minor ...

On a January morning at Provo, Utah, an Embraer Phenom 300 was towed out of its heated hangar onto a ramp whitened by falling snow. It was fueled, and the pilot and three passengers boarded. It taxied ...