Made a minimod from a request on the Nexus forums:

http://newvegas.nexusmods.com/mods/46062

Name		  : Squeaky CleanVersion	   : 1.0Date		  : 04-30-12Category	  : Gameplay Effects and ChangesAuthor(s)	 : TubalDownload Page : http://newvegas.nexusmods.com/mods/46062Forum		 : http://www.gamesas.com/topic/1370590-relz-squeaky-clean/--------------------------------------------------------------------------------------------------------------------------------------Description:------------Adds status effect "Hygenic" from using sinks, in addition to reducing thirst.Only previously unscripted sinks with Average or better water is affected, which should be most of the ones in civilized areas.Contact:--------I can be found at the Bethesda forums, or the Nexus forums under the nickname 'Tubal'.Credits:--------(Sort of) Requested by hsparkes.Tools Used:-----------Pyròs: GuideLines (http://newvegasnexus.com/downloads/file.php?id=40278)GECK (http://fallout.gamesas.com/eng/downloads/geck.html)Legal and licensing:--------------------Modify, Credit and let me know.