More than 300 concrete producers around the world have shifted to granular pigments since that concrete coloring method was developed just a decade ago by the Brockhues Corp. Why have some producers switched? A few producers who have had a long-term experience with granulars say it's because granules' free-flowing attribute speeds batching and facilitates color matching; in addition, their packaging is easy to handle and generates less dust than powder colors. Pavestone's Bob Schlegel, president, and George Gilbert, vice president of operations; Unilock's Bob Moser, senior plant manager of U.S. operations; and CSR-Las Vegas' Jerry Schupbach, operations manager, recently shared their experiences of using granular colors. The article also defines granular pigment. [keywords: color, granule]