The fire burning at the Vale Business Park in Llandow is now out.
It began on November 26. A spokesperson for South Wales Fire & Rescue Service says efforts to tackle the blaze were hampered by the construction of the building - a former aircraft hangar built to withstand bombardment.
More top news
A grieving mother broke down in tears as she recalled how doctors could not find out what was wrong with her son in the run-up to his death.
Carol Morse claimed her 12-year-old son Ryan dropped to just four stone but doctors failed to act, Cardiff Crown Court hears.
Mark Prosser stabbed Billy Moore - a friend who had previously saved his life.