Ключевые слова: artificial, caucasian ethnicity, cleaning, closeup, clothing, communication, copy space, disability, equipment, foot, holding, home, indoors, internet, leg, leisure activity, lifestyle, limb, males, man, mobile phone, mobility, online, orthopedic, phone, prosthesis, prosthetic, prosthetic leg, quality of life, relaxation, robot, robot vacuum, sitting, smart, smart phone, smart technology, smartphone, sports clothing, sports shoe, technology, text messaging, unrecognizable person, using, vacuum, wireless, working,