Food Processing, Manufacturing Hershey, PA – Minor fire at Hershey Kiss factory extinguished by sprinkler system November 11, 2018 viking210 A small fire broke out at the Pennsylvania chocolate factory that manufactures more than 70 million Hershey’s Kisses a day. Firefighters were called to the Hershey Co.’s plant in Hershey, Pennsylvania, for a minor fire Friday morning. A company spokesman said a short-circuit in a storage area heater activated a sprinkler system, which immediately put out the fire. He said workers were evacuated from a section of the plant out of caution. He said everyone is fine and no employees were ever at risk. According to the company’s website, the plant also makes Hershey’s milk chocolate bars and Hershey’s syrup.