Anthrax is the current focus of the nation's post-Sept. 11 trauma, but it's just one of many potential weapons in bioterrorism's terrible arsenal. How serious a threat are they? Or, for that matter, how deadly are the many other disease carriers, ranging from salmonella to drug-resistant TB strains to "flesh eating" bacteria, that might be unleashed by terrorists? What do they portend for the safety of the food we eat, the air we breathe and the water we drink? Here are a few of the scenarios America may need to be prepared for.
FOOD
THE THREAT Health and Human Services Secretary...