Jet Engine Spirals Are More Than Decoration
The spirals on jet engines aren’t just decorative—they serve important functions for safety and operations. While not universal, these markings are a key feature on many aircraft. Ensuring Ground Crew Safety One of the primary functions of spirals on jet engines is to ensure the safety of ground crew members, as explained by AeroSavvy. When a jet engine is active, its fan blades spin at such high speeds that they become nearly invisible. The spiral markings, however, remain visible, acting as a crucial warning signal to alert personnel that the engine is running. Hazard Zones and Safety Markers This visual …