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.
Methadone is a long-acting, synthetic, narcotic drug that was first used in the maintenance treatment of drug addiction in the 1960s. It is an opiate âagonist,â which means that it acts in a way that is similar to morphine and other narcotic medications. When used in proper doses in maintenance treatment, methadone does not create euphoria, sedation, or an analgesic effect.