Example image of eyePlorer eyePlorer map for 'Lloyd Hall': African American Food preservation Patent United States Aurora, Illinois Elgin, Illinois Illinois Bachelor of Science Master's degree Medicinal chemistry Northwestern University University of Chicago Griffith Laboratories Western Electric Chicago Ordnance Corps (United States Army) World War I Curing (food preservation) Curing salt Meat Germany Sodium chloride Nitrate Nitrite Glucose Glycerol Hygroscopy Anticaking agent Spice Antimicrobial Bacteria Mold Yeast Ethylene oxide European Union Japan Antioxidant Fat Rancidification Vegetable fats and oils Lecithin Food and Agriculture Organization United Nations Food for Peace California Pasadena, California Honorary degree Howard University National Inventors Hall of Fame Tuskegee University