HOW DO THEY MAKE IT: Asphalt for paving roads
Each day we bring you videos from around the Internet to show you how they make stuff.
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:
( Source : Deccan Chronicle. )
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