Ключевые слова: alarm, buy, clean, clothes, commerce, control, counter, detect, detector, device, discounts, electronic, entrance, gate, goods, guard, inspection, magnetic, precaution, prevention, promotion, protection, ray, render, retail, risk, safety, sale, scan, scanner, screening, search, secure, security, sensor, shop, shoplift, shoplifter, shoplifting, system, tag, tagging, technology, terminal, theft, through, trade, walk, wireless, xray,