extra heavy oil
Subject: ENGY / Fuel types
| Language | Term |
| Arabic - AR | نفط ثقيل جداً |
| DE - German | Schwerstöl |
| EN - English | extra heavy oil |
| ES - Spanish | petróleo extrapesado |
| FR - French | huile extra-lourde |
| JA - Japanese | 超重質油 |
| KO - Korean | 초중질유 |
| PT - Portuguese | óleo extra-pesado |
| RU - Russian | сверхтяжелая нефть |
| ZH - Chinese | 超重油 |