Ключевые слова: 50 to 54 years, arms raised, blue collar worker, car, caucasian ethnicity, classmate, classroom, curiosity, education, engine, engineering, explaining, half length, holding, indoors, industry, learning, looking up, low angle view, man, mature adult, mature man, mechanic, occupation, only male, overalls, pointing, protective workwear, repair garage, repairing, showing, skill, standing, student, support, teacher, teaching, teamwork, teenage boy, teenager, tool, torch, trainee, transport, two people, underneath, wearing, working,