Top 4 Stocks In The Pollution & Treatment Controls Industry With The Highest Profit Margin (DGW, DCI, CCC, FTEK)

Below are the top pollution & treatment control stocks on the NYSE and the NASDAQ in terms of profit margin. The trailing-twelve-month profit margin at Duoyuan Global Water Inc

is 23.46%. DGW's PEG ratio is 0.51. The trailing-twelve-month profit margin at Donaldson Company Inc

is 9.30%. DCI's ROE for the same period is 23.52%. The trailing-twelve-month profit margin at Calgon Carbon Corporation

is 7.81%. CCC's PEG ratio is 1.05. The trailing-twelve-month profit margin at Fuel Tech Inc

is 1.26%. FTEK's revenue for the same period is $75.48 million.