Petroleum technology is an interdisciplinary field encompassing the scientific principles and engineering applications related to the exploration, production, and processing of petroleum resources. It investigates the geological formation and occurrence of hydrocarbons, develops methods for their efficient and safe extraction from subsurface reservoirs, and designs processes for refining crude oil and natural gas into usable products. This field integrates earth sciences, various engineering disciplines, and applied chemistry to address the technical, economic, and environmental challenges inherent in the petroleum value chain, making it critical for meeting global energy demands and providing essential industrial feedstocks.