Correct option is A
Bitumen is a thermoplastic material, meaning its consistency changes with temperature:
It becomes soft at 30°C to 100°C
Bitumen softens on heating and hardens on cooling, which is a key property exploited in road construction.
Which is the property of Bitumen?
Bitumen is a thermoplastic material, meaning its consistency changes with temperature:
It becomes soft at 30°C to 100°C
Bitumen softens on heating and hardens on cooling, which is a key property exploited in road construction.