Ключевые слова: address, alarm, alert, ambulance, art, attention, auction, background, business, communication, contour, correspondence, court, crime, danger, email, emergency, envelope, flasher, flat, gavel, hammer, icon, illustration, infographic, internet, isolated, judge, justice, law, lawyer, legal, letter, light, line, linear, lineart, mail, mallet, medical, message, outline, police, security, send, sign, siren, symbol, web,