Which constituent of petroleum is used for road paving?

The correct answer is (A) Bitumen

Explanation:
● Bitumen is a thick, sticky residue obtained during the refining of petroleum.
● It has strong binding and waterproofing properties, making it ideal for road construction.
● Due to its durability and resistance to weather conditions, it is widely used for road paving and surfacing.

Information Booster:
● Bitumen is also commonly known as asphalt.
● It is used in the construction of highways, airport runways, and pavements.
● Bitumen helps in reducing dust and increases the life of roads.
● India uses bitumen extensively in flexible pavement construction.
● Bitumen is a by-product of crude oil distillation.

Additional Knowledge:
● Paraffin wax is mainly used in candles, polishes, and cosmetics.
● Naphthalene is used in mothballs and chemical industries.
● Coke is used as a fuel and in the manufacture of steel, not for road construction.