A practical English for Specific Purposes (ESP) course designed for pre-intermediate to low-intermediate (A2–B1) learners working in the oil, gas, and petrochemical industries. It develops listening, speaking, reading, and writing skills through authentic workplace situations, focusing on technical vocabulary, safety, equipment, processes, and professional communication. The course includes real-life texts, communicative activities, over 140 hours of language practice, and a glossary of more than 160 industry-specific terms, making it ideal for employees and trainees in the energy sector.