Because of theinfluence of wind in creating current, there is a relationshipbetween this oceanic circulation and the general circulationof the atmosphere. The oceanic circulation is shown on thechart following this page (winter N. hemisphere), with thenames of the major ocean currents.
Radiological Dispersion Device. Terrorist use of a Radiological Dispersion Device (RDD) â often called âdirty nukeâ or âdirty bombâ â is considered far more likely than use of a nuclear explosive device. An RDD combines a conventional explosive device â such as a bomb â with radioactive material.
CMD may refer to: 1  CMD is commonly used to mean command: 2  CMD.EXE (Command Prompt), the command-line interpreter on Windows operating systems. 3  Command (computing), an abbreviation commonly used in computing.  Command key (â), a modifier key present on Apple Keyboards.