fuel oil [fuel oils]+◼◼◼noun[UK: ˈfjuːəl ɔɪl] [US: ˈfjuːəl ˌɔɪl]
heating oil+◼◼◼noun
residual fuel oil+◼◻◻noun[UK: rɪ.ˈzɪ.djʊəl ˈfjuːəl ɔɪl] [US: rə.ˈzɪ.dʒuːəl ˈfjuːəl ˌɔɪl]
residue [residues]+◼◻◻noun[UK: ˈre.zɪ.djuː] [US: ˈre.zə.ˌduː]
burner fuel oil+noun[UK: ˈbɜː.nə(r) ˈfjuːəl ɔɪl] [US: ˈbɝː.nər ˈfjuːəl ˌɔɪl]
oil-fuel+noun[UK: ɔɪl ˈfjuːəl] [US: ˌɔɪl ˈfjuːəl]
bunker oil+noun[UK: ˈbʌŋkə(r) ɔɪl] [US: ˈbʌŋkər ˌɔɪl]
boiler-oil+noun[UK: ˈbɔɪ.lə(r) ɔɪl] [US: ˌbɔɪ.lər ˌɔɪl]
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