Ключевые слова: accident, adult, aid, breathing, career, chest, class, clinic, course, cpr, demonstration, dummy, emergency, employee, equipment, female, first, first aid, hands, health, healthcare, healthy, help, helping, instructor, job, learning, lesson, mannequin, mask, medical, oxygen, people, person, process, professional, results, safe, safety, service, teacher, teaching, trainer, training, ventilator, wellness, worker, working, workplace, workshop,