Food Processing, Manufacturing Processing plant fire reduced to smoke thanks to fire sprinklers (Sioux Falls, SD) July 15, 2013 viking210 Fire crews responded to a meat processing plant fire that was spotted by a bystander the night of July 12 to find the flames gone and just a little smoke. Firefighters credited the plant’s fire sprinkler system, which doused the fire that started near a cardboard box on the sixth floor. No one was reported injured by the fire.