Ключевые слова: afraid, anxiety, attack, business, button, concept, control, danger, dangerous, design, electronic, emergency, emotion, factory, fear, filter, filtered, frightened, grunge, grungy, help, icon, industrial, industry, machine, machinery, metal, nervous, panic, photo, plastic, press, push, rapid, reaction, red, retro, safety, scared, service, stop, stress, stressed, text, urgency, urgent, white, word, worn, worry,