Which of the following is used for surfacing of roads and roofs?

A ) Pitch ✅

B ) Coke

C ) Ammoniacal liquor

D ) Coal gas

Related Questions
  1. Coal gas is the mixture of:
  2. Energy required to break a C - O bond is:
  3. How many elements are known today:
  4. Which of the following is the correct order on the basis of bond strength:
  5. The % age of carbon in bituminous is:
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