Cleantech Open

Puralytics CEO On Cleaning Water With Light, Winning The Cleantech Open

<img src="http://tctechcrunch.files.wordpress.com/2010/11/cleantech-open-logo-main.gif" class="shot2"></img> The<a href="http://www.cleantechopen.com/app.cgi/content/home/index"> Cleantech Open</a>—