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.
MONDAY, June 9, 2014 (HealthDay News) -- A new drug holds promise as a safe and effective treatment for constipation caused by prescription narcotic painkillers, new research states. Constipation is a common side effect experienced by patients taking these powerful medications for chronic pain. When laxatives failed to provide relief, two phase 3 trials found the once-daily drug naloxegol could help.