What is Clear ice?
In this glossary, Clear ice refers to: A transparent, smooth, and hard ice layer formed by the slow freezing of supercooled water droplets on aircraft surfaces, posing a significant aerodynamic hazard.
How is Clear ice used in aviation?
In aviation communication, this term appears in contexts such as: "Advise if any clear ice has formed on the leading edge after descent through visible moisture."
Why does Clear ice matter in aviation?
Clear ice matters because it supports clear communication in Fueling Deicing contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.
Who uses Clear ice?
Clear ice is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does Clear ice belong to?
In this glossary, Clear ice is grouped under Fueling Deicing. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.
