First daylight pictures of the gas explosion at Shirley in Southampton, from the city's Daily Echo newspaper.
Oxfordshire firefighters say they received reports of an explosion in garages off Edmunds Road, Banbury, in the early hours of this morning.
Two fire engines were sent to the scene and discovered a caravan on fire.
Twelve firefighters dealt with the blaze. A heat sensing camera was then used to check the temperature of the cylinder. Crews remained at the scene for an hour and a half.
The cause of the fire is unknown and is being investigated by Thames valley Police.