Living better through chemistry, a slogan popularized by DuPont Corp. nearly a century ago, has its limits. Just ask the residents of Chelmsford who live along Freeman Lake. They and the town of ...
, Jim Graybill's discouragement is evident as he talks about the lake's native plants. This year, a weed explosion in the 106-acre, 5-foot-deep lake is so intense that big bunches of elodea, sago ...