Ключевые слова: air, appliance, breathe, care, clean, climate, comfort, comfortable, condition, conditioner, cool, device, digital, dust, electric, electricity, environment, equipment, fan, filter, fresh, gray, health, healthy, home, house, household, indoor, inside, interior, ionizer, ionizing, lifestyle, living, modern, object, ozone, pm 25, pollution, purifier, purity, quality, respiratory, room, sofa, system, technology, tool, ventilation,