# benzene

/ˈbɛnzin/ (US) · /bˈɛnziːn/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/benzene
Updated: 2026-05-20

## Definition

a chemical substance that is a colorless liquid with a sweet smell. It is used to make plastics and other materials but is very dangerous for your health.

For teachers: an aromatic hydrocarbon consisting of six carbon atoms joined in a ring. It is a volatile, flammable liquid used as a solvent and in the production of synthetic fibers and plastics.

## Examples

- Workers must wear protective gear when handling benzene.
- The factory was fined for leaking benzene into the local river, which posed a serious health risk to nearby residents.
- While benzene is a critical intermediate in the petrochemical industry, its high toxicity necessitates stringent safety protocols to prevent long-term exposure and environmental contamination.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.