Fueling Deicing

Hielo granular

A rough, white, opaque ice that forms rapidly from supercooled water droplets freezing on aircraft surfaces, reducing aerodynamic performance.

Quick answer: A rough, white, opaque ice that forms rapidly from supercooled water droplets freezing on aircraft surfaces, reducing aerodynamic performance.

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Languages

Quick answer

A rough, white, opaque ice that forms rapidly from supercooled water droplets freezing on aircraft surfaces, reducing aerodynamic performance.

Why it matters

Hielo granular 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.

Editorial context

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Questions and answers

Questions and answers

What is Hielo granular?

In this glossary, Hielo granular refers to: A rough, white, opaque ice that forms rapidly from supercooled water droplets freezing on aircraft surfaces, reducing aerodynamic performance.

How is Hielo granular used in aviation?

In aviation communication, this term appears in contexts such as: "Torre, la aeronave reporta acumulación de hielo granular en las hélices durante el ascenso entre capas de nubes."

Why does Hielo granular matter in aviation?

Hielo granular 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 Hielo granular?

Hielo granular is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Hielo granular belong to?

In this glossary, Hielo granular 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.

Definition

A rough, white, opaque ice that forms rapidly from supercooled water droplets freezing on aircraft surfaces, reducing aerodynamic performance.

Operational example

Tower, aircraft reports rime ice accumulation on propeller blades during climb through cloud layers.

Localized term

Hielo granular

Localized example

Torre, la aeronave reporta acumulación de hielo granular en las hélices durante el ascenso entre capas de nubes.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Fueling Deicing

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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