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boyfriend watch coach product he used often, a self leveling overlay, he liked but found pricey. Other companies were outbidding him on jobs by using inferior products, he said. His version of terrazzo had to be strong and it had to look expensive. Terrazzo is a centuries old form of mosaic flooring made by embedding small pieces of marble in mortar and then polishing. He'd re emerge to buy supplies. His construction business slowed and debt began to mount as he zeroed in on finding a solution."I became almost obsessed by the idea," he said. "It was something I had to figure out, and the more trouble it gave me, the angrier and more determined I got."Harvey's product built on the advances of others in the concrete world, and he had a network of others in the industry he could call on for advice. He can add pigments and any combination of aggregates such as bits of glass, rocks and metal shavings to create different effects. The floor must be polished and workers need to occasionally strip and re apply sealers. Harvey called it a vicious cycle, one that can cost businesses money and isn't great for the environment. An ammonia based stripper is used, which workers usually dump down the sewer system, he said."We've seen it," Harvey said. "They take their mop bucket and dump it into the storm drain."The grinding process Harvey uses eliminated the need for waxing and sealers. Another advantage: The overlay can be applied directly over a hard surface. But when his customers started asking about it, he learned. "I started to realize what 'green' meant," he said. "I hadn't really cared, but I needed to find ways to care, and