<prompt> Translate the following text to EnglishUwezo wa sasa ulijengwa nje ya nchi ili kukidhi mahitaji ya nje ya nchi au baadaye ilijengwa ili kukidhi mahitaji ya Marekani ya kichocheo, iliyochochewa na wito wa NOX na ujenzi wa mitambo ya umeme ya turbine ya gesi nchini Marekani.  <response>: The current capacity was originally built overseas to meet overseas demand or was subsequently built to meet U.S. demand for catalyst spurred by the NOX SIP Call and the build up of gas turbine power plants in the U.S. 