askarel: meaning, definition, pronunciation and examples

Very Low
UK/ˈaskərɛl/US/ˈæskəˌrɛl/

Technical / Historical

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Quick answer

What does “askarel” mean?

A synthetic, non-flammable insulating liquid historically used in electrical transformers and capacitors.

Audio

Pronunciation

Definition

Meaning and Definition

A synthetic, non-flammable insulating liquid historically used in electrical transformers and capacitors.

A generic term for a class of dielectric fluids, primarily polychlorinated biphenyls (PCBs), used for their fire-resistant properties in electrical equipment before being banned due to environmental and health hazards.

Dialectal Variation

British vs American Usage

Differences

No significant difference in meaning or usage. The term is equally rare and technical in both varieties.

Connotations

Strongly connotes industrial history, environmental contamination, and regulatory oversight.

Frequency

Extremely low frequency in both dialects, confined to specialist technical, environmental, and legal documents.

Grammar

How to Use “askarel” in a Sentence

[Transformer/Capacitor] contains/contained askarel[Equipment] was filled with askarelThe askarel in [the unit] must be disposed of safely

Vocabulary

Collocations

strong
askarel-filledaskarel transformeraskarel contaminationaskarel disposal
medium
containing askarelaskarel fluidaskarel capacitorsaskarel analysis
weak
old askarelaskarel leakaskarel regulations

Examples

Examples of “askarel” in a Sentence

verb

British English

  • [Not applicable as a verb]

American English

  • [Not applicable as a verb]

adverb

British English

  • [Not applicable as an adverb]

American English

  • [Not applicable as an adverb]

adjective

British English

  • The askarel-filled capacitor required specialist disposal.
  • They identified an askarel-contaminated site.

American English

  • The askarel-filled transformer required specialist disposal.
  • They identified an askarel-contaminated site.

Usage

Meaning in Context

Business

Used in environmental liability assessments, asset management of old electrical infrastructure, and insurance contexts.

Academic

Appears in environmental science, engineering history, and toxicology papers discussing PCBs.

Everyday

Virtually never used in everyday conversation.

Technical

The primary domain: used in electrical engineering, environmental remediation, hazardous waste management, and regulatory compliance documentation.

Vocabulary

Synonyms of “askarel”

Neutral

PCB fluiddielectric fluidtransformer oil (historical context)

Weak

insulating liquidnon-flammable fluid

Vocabulary

Antonyms of “askarel”

mineral oilsilicone fluidnatural ester fluidflammable insulator

Watch out

Common Mistakes When Using “askarel”

  • Using 'askarel' to refer to modern, safe insulating fluids.
  • Pronouncing it with stress on the second syllable (e.g., /æsˈkærəl/).

FAQ

Frequently Asked Questions

No, the production and new use of askarel (PCB-based fluids) were banned in many countries in the 1970s-80s due to their toxicity and environmental persistence.

It was valued for its excellent electrical insulating properties and, crucially, its non-flammability, which reduced the fire risk in electrical equipment.

Do not disturb it. Contact qualified environmental or hazardous waste professionals, as special procedures are required for handling and disposal.

No, it's a trade name that became a generic term. Chemically, askarels are mixtures of polychlorinated biphenyls (PCBs), often with other chlorinated compounds.

A synthetic, non-flammable insulating liquid historically used in electrical transformers and capacitors.

Askarel is usually technical / historical in register.

Askarel: in British English it is pronounced /ˈaskərɛl/, and in American English it is pronounced /ˈæskəˌrɛl/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • [None for this highly technical term]

Learning

Memory Aids

Mnemonic

Think: ASK if it's A-REALLY old transformer – it might contain hazardous ASKAREL.

Conceptual Metaphor

[Not applicable for this concrete technical substance]

Practice

Quiz

Fill in the gap
Before the 1970s, many large transformers were filled with for its fire-resistant properties.
Multiple Choice

What is 'askarel' primarily associated with?

askarel: meaning, definition, pronunciation and examples | Lingvocore