A Quaker Oats employee was taken to hospital with undisclosed injuries, following a fire at the East City plant on Thursday night.
Peterborough Fire Services responded just after 10 p.m. and discovered an overheated electric motor which caused fire to spread within the machine piping.
Fire crews worked to contain and extinguish the fire. Six other employees members were assessed by paramedics at the scene.
Damage is pegged at $25,000.