This document provides an overview of the petroleum segment. It begins by defining alkanes, which are saturated hydrocarbons and the main component of petroleum. It then discusses the size and growth of India's petroleum market from 2015-2018 and 2020-2025. The market is expected to grow at a CAGR of over 2.64% during this period. It also profiles the top three players in the Indian market - Indian Oil Corporation, Reliance Petroleum, and Bharat Petroleum - and provides details on their operations and market share. The document concludes with a PESTEL analysis of the industry.