A comparatively volatile liquid bitumen composed principally of hydrocarbon, with traces of sulphur, nitrogen or oxygen compounds; can be removed from the earth in a liquid state.
| PETROLEUM | linked | PUS |
| PETROLEUM | linked | PUS |
| OIL (ORGANIC SUBSTANCE) | linked | PETROLEUM |
| PUS | linked | PETROLEUM |
| BLOOD | linked | PETROLEUM |
| OIL (ORGANIC SUBSTANCE) | linked | PETROLEUM |
| PUS | linked | PETROLEUM |
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