A simple example of a polarized transverse wave is vibrations traveling along a taut string (see image); for example, in a musical instrument like a guitar string. Depending on how the string is plucked, the vibrations can be in a vertical direction, horizontal direction, or at any angle perpendicular to the string.
Commission on Narcotic Drugs considers future of drug control. 14 March 2008 - The 51 st session of the annual Commission on Narcotic Drugs (CND) wrapped up today.
Narcotic Drugs. prescription only (Rx) are drugs classified according to their abuse potential by the DEA, by schedules, also have side effects such as euphoria, sedation, constipation, nausea & vomiting also they are used for pain, are usually opium, opium-like, or opiates.