Ключевые слова: adult, alarm, alert, alone, arm, assistance, background, blank, body, button, caucasian, closeup, concept, control, emergency, empty, finger, game, gesturing, giving, guard, hand, high, hold, human, isolated, light, man, object, off, one, open, palm, panel, panic, person, press, push, red, safety, security, showing, sign, start, stop, switch, symbol, technology, white,