People who aren't who they say they are, product claims that are too good to be true, reports that are biased or misleading â€” every industry has them. So how do you discern the truth or substantiate the claims? Contrary to reason, it seems the more technical the field the more difficult it is to separate fact from fiction. The power quality industry definitely has its share of questionable activity. In the last few months, I've received several inquiries that questioned the validity of information presented in the marketplace and published in our magazine. I'd like to share a few of these with you now, beginning with the most controversial.