In the past year, we’ve posted hundreds of stories to TPOmag.com, including everything from plant and operator profiles to online exclusives to opinions on current events.Here we highlight the 10 most popular articles of the year. If you missed any of these, now is your chance to catch up. And if you’ve already read them, well, just remember that many things are better the second time around. Enjoy this look back at 2014.10. The ABCs of National Operator CertificationIn 2014 ABC introduced the Professional Operator designation. The new certification attempts to resolve the long-standing issue of reciprocity for water and
