Ключевые слова: accessibility, action, alarm, alert, call, calls, cellphone, communication, conceptual, connection, contact, danger, dangerous, electronics, emergency, emergency call, equipment, fire brigade, fire department, firefighter, fireman, first aid, guard, hdr, hdri, help, helping, mission, one, operate, operating, people, person, radio, reachability, rescue, salvation, scene, scenery, scenic, signal, smokejumper, spark, sparks, telephone, to delete, to help, to help out, to phone, to reach out, to save, to survive, use, walkie talkie, walkii talkie,