Multiple choice The ------------------------ is a constituent of crude oil and refined fuels. Cumene Cupferron Cuscohygrine Cyanogen Reveal answer Fill a bubble to check yourself A Correct answer Explanation Cumene is the common name for isopropylbenzene, an organic compound that is an aromatic hydrocarbon. It is a constituent of crude oil and refined fuels. It is a flammable colourless liquid that has a boiling point of 152 °C.