|Bill Stephens, owner of a Medford auto repair shop, said he has paid more than $250,000 to find a solution. (KAYANA SZYMCZAK FOR THE BOSTON GLOBE)|
By David Abel | Globe Staff | October 8, 2011
Fifteen years ago, when Bill Stephens opened his automotive repair shop in Medford, he paid for a slew of environmental tests to ensure that the property was safe. Trace amounts of a toxic liquid were detected in ground water below the shop, but he was assured there was no problem, and state officials cleared him to open for business.