Page:U.S. Government Printing Office Style Manual 2008.djvu/251

Abbreviations and Letter Symbols

of which uses more than the first letter of each word:
 * Conrail (Consolidated Rail Corporation)
 * Pepco (Potomac Electric Power Co.)
 * Inco (International Nickel Co.)
 * Aramco (Arabian-American Oil Co.)
 * Unprofor (United Nations Protection Force)
 * Use lowercase in common-noun combinations made up of more than the first letter of lowercased words:
 * loran (long-range navigation)
 * sonar (sound navigation ranging)
 * secant (separation control of aircraft by nonsynchronous techniques)