Boston firefighters and police responded to Boomerangs, 716 Centre St. in Jamaica Plain around 7:30 p.m. after workers came into contact with a possibly dangerous substance dropped off as a donation.
Initial reports indicated the material was radioactive, but Victoria Price reports the Boston Fire Department says "hatever was thought to be radioactive was not, completely safe."
Live Boston reports three people were taken to a local hospital for observation.
Police cordoned off the area around the store. The 39 bus was diverted from the area.