You've probably heard of product recalls involving lettuce, spinach, or other leafy greens. Consuming these popular vegetables are among the main causes of food poisoning, affecting thousands of people every year. Leafy greens can become contaminated with pathogenic E. coli or other bacteria through splashes of soil or contaminated irrigation water in the field, or through processing and handling. Growers and processors work hard to implement multiple safety procedures, but contaminated products still slip through the cracks and reach consumers.
