How safe can bio-research be?

In a coindence of timing, on the same day that we had a meeting with Harvard about the bio-research facility that they want to build on Western Ave, a research building operated by Boston University was evacuated. One of the questions that was asked, but not answered, at the meeting last night is the Biosafety Level of Harvard's planned building.

Biomedical lab evacuated - The Boston Globe

Firefighters evacuated hundreds of people from a 10-story Boston University biomedical research building yesterday after white smoke wafted through a laboratory that houses vials of highly infectious bacteria, renewing concern about the danger of studying potentially deadly pathogens in a densely populated area.