Opening a letter and finding white powder is enough to frighten anyone familiar with the October 2001 anthrax-letter deaths. But this week, San Francisco’s main post office fired up new equipment that may help Bay Area residents breathe easier.
Opening a letter and finding white powder is enough to frighten anyone familiar with the October 2001 anthrax-letter deaths. But this week, San Francisco’s main post office fired up new equipment that may help Bay Area residents breathe easier.
