Why the Technology Was Purchased(b) ED EW ATMEV VACEV IX ME RO Totals To Meet or Help Meet 1 38 42 14 18 4 4 121 Effluent Regulations To Reduce Plating 0 14 42 12 8 5 4 85 Chemical Purchases To Reduce the Quantity 0 20 34 12 13 2 2 83 of Waste Shipped Off-Site To Reduce Wastewater 1 20 39 11 12 2 2 87 Treatment Costs To Improve 0 1 9 0 5 1 3 19 Product Quality Other 0 3 6 1 0 3 0 13
(a) Technology key: ED=electrodialysis, EW=electrowinning, ATM EV=atmospheric evaporation, VAC EV=vacuum evaporation, IX=ion exchange, ME=meshpad mist eliminator, RO=reverse osmosis.
(b) Multiple reasons for purchasing technologies were often given by a respondent for the same technology/application.