Watch
Season 7, episode 5. This player now records resume state for the active profile so browse, account, and detail pages can bring you back here quickly.
Currently watching
Episode 5
From a Forties production platform William Woollard finds out what happens to the oil on its way to the petrol pump. Sue Baker examines the issue of lead in petrol and whether there is a future for liquid petroleum gas as a viable alternative fuel. The oil companies reveal their marketing plans to change the face of the garage forecourt in the 80s.
Watch state
Watch history and continue watching stay tied to your active profile, so you can pick up later from browse, account, and detail pages.
Provider validated
Cast And Share
These providers run inside an external iframe, so the most reliable casting flow is to open the player in its own tab and use your browser or device cast controls there.