This factory in the northern French city of Rouen is the source of a foul-smelling gas leak, which has been detected in the south-east of the UK.
A cloud of Mercaptan gas, which is added to municipal gas to alert people to gas leaks, accidentally leaked from the factory and drifted across the channel, prompting dozens of calls to the emergency services.
More top news
The 12 Years A Slave director is filming an artwork as a 'lasting memorial' to the Grenfell Tower fire tragedy.
A frosty start to Sunday for many with slow-clearing mist and fog in the southeast.
Diane Abbott said Labour's position is to have 'less bureaucracy' in order to allow easy movement for EU migrants.