Figures obtained by ITV Anglia show hundreds of gas appliances have been worked on by unregistered engineers here in the East of England.
Nearly 250 jobs were carried out by unqualified engineers over the past two and a half years.
Nearly one in five of those were so dangerous the appliances had to be disconnected immediately.
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Norfolk Police have released the following statement warning of limited access to areas surrounding Carrow Road in Norwich on Sunday
The Stevenage built LISA Pathfinder Science Module is ready for transportation to Munich for final testing before launch in September.
There'll be plenty of sunshine during the rest of today but, unfortunately, the unsettled weather returns this weekend.