Ironing out underarm odor

From Salt Lake City, Utah, at a meeting of the American Society for Microbiology

Many bacteria, including the skin-dwelling ones responsible for stinky armpits, require iron for their growth. Andrew Landa of Unilever Research and Development Laboratory in Port Sunlight, United Kingdom, and his colleagues plan to exploit that reliance by including iron-sequestering additives in their company’s personal-hygiene products.