3 Semester Credit Hours Prerequisites: PETR majors only; 3.0 TTU GPA; C or better in ENGR 1320, CHEM 1107, and CHEM 1307, MATH 2450, PHYS 2401, ME 2322, CE 2301 or ME 2301, and GEOL 3324. Corequisites: PETR 3302 and PETR 3322. Introduction to petroleum systems and principles of using geologic data for creating and interpreting subsurface maps and cross-sections used in hydrocarbon exploration and production. A Saturday field trip is required to pass the course.