HomeServicesBlogDictionariesContactSpanish Course
Home › Dictionary › English › gray hydrogen
← Back to search

Meaning of gray hydrogen | Babel Free

Noun CEFR B2

Definitions

hydrogen generated from hydrocarbon sources without attempting to capture and eliminate the waste carbon pollution

uncountable

CEFR level

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

See also

gray iron gray jay gray knight Gray Lady gray langur gray literature

Learn this word in context

See gray hydrogen used in real conversations inside our free language course.

Start Free Course