By Carrie Saldo
http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-654331.mp3
Pittsfield, MA – There are three bio-diesel refineries planned for construction in Massachusetts. Thursday, State Senate President Therese Murray toured the Pittsfield site, which would be the largest producer of the alternative fuel source in the state. WAMC's Berkshire Bureau Chief, Carrie Saldo, has this report;