fi kivihiili (n)
― RelatedTo ⟶
Weight: 1.0
en bituminous coal Source: English Wiktionary
hy քարածուխ (n)
― RelatedTo ⟶
Weight: 1.0
en bituminous coal Source: English Wiktionary
en clean coal (n)
― RelatedTo ⟶
Weight: 1.0
en bituminous coal Source: English Wiktionary