Grocery Store / Super Center, Retail Sprinklers contain fire at grocery store (Atlanta, GA) October 12, 2012 viking210 Firefighters said the sprinkler system prevented a late night fire from spreading the to rest of the grocery store. Investigators were able to determine that the blaze was started by an electrical malfunction in the charger cord for a battery operated pallet jack in the loading dock area. The employees and customers were evacuated and there were no reported injuries.