Rep. Rosa DeLauro (D-CT) says she'll introduce legislation to ban the use of carbon monoxide (CO) in the packaging of meat. Currently, the Food and Drug Administration allows the use of CO for meat packaging, which recent Texas Tech University and University of Georgia research shows prevents the growth of pathogenic bacteria.

Melvin Hunt, Kansas State University, says the "effort to discredit the science that went into it -- and efforts to discredit the federal agency that reviewed it three times -- is scientifically inaccurate and unfortunate."

For more on the use of CO in meat packaging, click here: Carbon Monoxide in Meat Packageing: Myths and Facts.
-- P. Scott Shearer, Washington, D.C., correspondent