Clean Harbors, Inc. (CLH) is an environmental, energy and industrial services provider that has performed extremely well over the past year and has the potential to sustain momentum in the near term. Consequently, if you haven’t taken advantage of the share price appreciation yet, it’s time you add the stock to your portfolio. What Makes CLH a Great Pick? An Outperformer: A glimpse at the company’s price trend reveals that the stock has had an impressive run over the year. Shares of Clean Harbors have retur ...