An explosion shattered windows at a flour mill in southeast Calgary, AB, Wednesday evening, reports CBC.
Fire crews, EMS and police responded to the scene at 6:45 p.m. at ADM Milling Co., which produces flours, bakery mixes, and bran and wheat germ.
Police said the blast happened on the 10th floor.
Seventeen workers were in the building at the time, and all have been accounted for.
The cause of the fire is unknown. Nobody was injured.