*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. FILE PHOTO: Kristina Thompson, a research chemist at United Industries, tests the effectiveness of aerosol cans used to eliminate ...
FILE PHOTO: Kristina Thompson, a research chemist at United Industries, tests the effectiveness of aerosol cans used to eliminate bedbugs in a lab in Earth City in this April 19, 2011, file photo. J.B ...