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Meaning of fossil gas | Babel Free

Noun CEFR B2

Definitions

gas (mainly composed of methane) derived from a fossil source, i.e. decomposed plant and animal matter, preserved in sediment or sedimentary rock; fossil-derived fuel gas.

uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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