ESSEX Firefighters wearing breathing apparatus were called to a shed in Annifer Way, South Ockendon, that was 100% alight on arrival.
The shed, which measured 4m x 6m, was destroyed by the fire. The cause of the fire is believed to be accidental.
Two hose reel jets were used to extinguish the fire by 16:27hrs.
One female casualty was left in the care of the ambulance service.