Have questions about your mass flow controller or flow meter? We've got answers. We're excited to unveil a brand new series of “how-to” videos answering your most frequently asked questions about mass flow controllers and flow meters on Sierra Instruments' YouTube Channel and in our video section on our website. It is industry best practice to always leak test your gas flow system, connections and fittings.  In our first video, "How to Effectively Perform an MFC Leak Test," Technical Support Supervisor, Jim Oswald walks you through how to avoid common leak testing mistakes.   Jim will share these best practices for effective leak testing of inlet/outlet fittings for a mass flow controller.  You don't want to miss this helpful demonstration that will leave you a testing pro. In future posts, we'll introduce you to more videos in our 810 Mass Flow Controller Series. Check back for more helpful how-to videos in the coming weeks. If you have a question that you would like to see turned into a video, submit your request in the comments box below. Ideas are always welcome! http://www.youtube.com/watch?v=sNDeNuzpU_8