Ключевые слова: 3d, 911, alarm, ambulance, assistance, button, call, center, closeup, communication, computer, crash, crime, danger, dial, dispatch center, distress, emergency, emergency agency, emergency telephone number, finger, fire, firefighting, first aid, help, hospital, hot, key, keyboard, keypad, laptop, medical, number, police, psap, public, public safety, push, redemption, rescue, safety, salvage, saving, service, sos, support, telephone, urgency, yellow,