Ключевые слова: ache, activity, aid, air, alternative, anesthesia, asthma, asthmatic, breath, breathing, bronchial, bronchitis, care, cure, disinfection, disorder, emergency, equipment, exhale, expressions, health, healthcare, help, hospital, ill, inhalation, inhaler, instrument, isolated, lungs, mask, medical, medicine, natural, nebuliser, nebulizer, oxygen, pharmacy, plastic, problem, pump, respiratory, resuscitation, rubber, safe, self, support, system, treatment, tubing,