Comprehensive course on oil & gas and energy industry: from exploration and drilling to refining and trading. Study upstream (geophysics, drilling, production), midstream (pipelines, LNG, storage), downstream (refining, petrochemicals), project economics (NPV, IRR, PSC, CAPEX/OPEX), risk management (HSE, process safety), international markets (Brent, WTI, Henry Hub), energy transition (renewables, hydrogen, CCUS). Includes Excel models for investment project evaluation, reporting templates, real case studies.