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Top Terms > Materials > Classes of materials > Natural earth crust materials > Petroleum > Petroleum solids

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Petroleum solids (Rbeus)

Broader Term
Petroleum (Rbeu)
Narrower Terms
Asphalt (Rbeusb)
Bitumen (Rbeush)
Tar (Rbeusp)
Related Terms (Hierarchical)
Petroleum gases (Rbeug)
Petroleum liquids (Rbeum)