Ключевые слова: 60s, adult, aging, air quality sensor, beautiful, caucasian, digital, elderly, environment, female, golden years, grandmother, happy, health, innovation, looking, mature, measuring, monitoring, necklace, old, one, people, person, pink, pollution, portrait, retirement, rooftop garden, senior, smart, smile, smiling, tech, technology, urban, wearable, wisdom, woman,