These days, news of food contamination doesn't just unfold — it explodes. Take the recent pet food scare: In a matter of hours, word of pet deaths and illnesses evolved into a multimedia blitz of information, racing across the nation's airwaves, presses and blogospheres.
Such explosions sow both awareness and uneasiness, and sometimes panic as well. Retailers pull mass quantities of product, and consumers often avoid an entire category. Even after the direct source of a cont