2208 SummerThermoL37 Live Heat Pump Example

New channel Mike Schertzer: title sample judged 'whole' (A thermodynamics instructor's full lecture recordings, exam reviews, and worked examples, nearly all genuinely education); 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.