The dictionary contains about 250,000 terms, combinations, equivalents and meanings, as well as 2,250 abbreviations related to the oil and gas industry. The dictionary presents terminology in some related areas: ecology, economics. environmental protection, reliability, transport, as well as the names of the relevant organizations. The dictionary is intended for a wide range of specialists in the oil and gas industry, foreign economic and customs services, scientists, teachers, graduate students and students, translators and editors of scientific and technical literature, everyone who works with special literature in English.