The Food and Drug Administration on Dec. 20 issued a proposed rule that, if finalized, would require food manufacturers to address hazards that may be introduced intentionally by acts of terrorism.
Each year, about 1.3 million Americans contract Salmonella-related illnesses, and the incidence of the illnesses has remained at a steady or even increased rate in recent years, the F.S.I.S. said, defying current interventions.