The CLAR-I-VATOR high-rate solids contact clarifier from Smith & Loveless provides economical and efficient chemical precipitation. It combines flash mixing, flocculation, clarification, sludge collection and thickening in one-unit operation. Pre-engineered designs include circular clarifiers, center and peripheral feed systems, parallel plate separators, solids contact clarifiers, thickeners and rectangular scraper systems. Diameters range from 10 to more than 100 feet, with half-bridge and full configurations. Tank design options consist of concrete, mild steel, stainless steel and nonmetallic. 800/898-9122; www.smithandloveless.com.