August Crossword Solution: Treating CPI Wastewater August 15, 2008 | By Myles Mellor Already a Chemical Engineering member? You must be logged in to view this page. Email or Username Password Forgot Password? Join Now for 99ยข Sign-up for Full Member Access No commitment | Cancel anytime Please contact [email protected] or call 1-888-707-5814 if you are unable to login.