Petrophysical Evaluation of Shale-Laminated Sandstones, Part 1

New channel Carlos Torres-Verdin: title sample judged 'whole' (Full-length recorded petroleum engineering lectures from a university course, entirely instructional with no promotional); passed a second screen for sellers/exam-prep/re-uploads; 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.