HOW DO THEY MAKE IT: Asphalt for paving roads

Asphalt is a black liquid substance that is a by-product of processing crude petroleum. Asphalt is a key component of water-proofing and insulation materials and roofing shingles. But it’s best known for its use in paving roads.

Today’s video demonstrates how road-paving asphalt is made. Watch and learn:

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