Sewage Treatment Plants·Removal of Grease and Fatty Deposits: Dilute 1 to 25 parts M.O.C. per million gallons of sewage flow and drip at the sewage plant out fall, or incoming water flow.  Use in lift stations, trickling filters, etc. using spray method of application, spray full strength on grease foam or blankets on aeration tanks, digesters, lift stations or where a gross buildup of grease or fatty deposits is evident.  Using drip method of application, use full strength or dilute 1 part M.O.C. with 25 parts water at a rate of 4 to 20 parts M.O.C. per million parts of water or sewage flow.   This will effectively mask existing odors and reduce buildup of grease, and other materials in which bacteria can reproduce and create bad odors.