Aula 10 Oxidações

New channel Orgânica Avançada: title sample judged 'whole' (Nearly every long upload is a substantive graduate-level organic chemistry lecture or worked explainer with no promotion); 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.