Ambiguity in the global energy markets is a drag on chemical activity, according to the American Chemistry Council. The Chemical Activity Barometer (CAB), a leading economic indicator created by the ACC, posted a 0.4% increase over June, as measured on a three-month moving average. The pace of growth was consistent with earlier growth logged in the second quarter, according to the ACC. Year over year growth now stands at a 4.4% increase. Uncertainty in global energy markets kept the non-adjuste...