Which of the following oil refineries is NOT in Assam?

The correct answer is Barauni . Key Points Barauni oil refinery is not in Assam . The hydrocarbons which are extracted from the sub-surface is in the form of a thick blackish-brown sticky like substance. It needs to be further distilled into usable products like petrol, diesel, kerosene, and LPG . A petroleum refinery is a huge industrial complex that consists of multiple industrial facilities for the liquefaction, purification, and distillation of the heavier crude into its lighter components. A refinery is generally located near the source of crude oil i.e. either a producing field, a pipeline, or a seaport. The refinery manufacturers usable crude oil products like petrol, diesel, LPG, ATF, kerosene, and asphalts from the crude oil. There are currently 23 refineries (18 Government, 2 Joint ventures, and 3 Private sectors) refineries in India. Among the given options Barauni oil refinery is located in Bihar. The Barauni refinery in Bihar, one of the oldest refineries of India, is being expanded to increase its crude processing capacity from six million tonnes per annum.