bitumen
Bitumen is a dark, sticky, and highly viscous form of petroleum, often referred to as asphalt or tar, used primarily for paving roads, as well as in roofing and waterproofing materials.
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Bitumen is a dark, sticky, and highly viscous form of petroleum, often referred to as asphalt or tar, used primarily for paving roads, as well as in roofing and waterproofing materials.
Requires login.