Where To Stream Inside the Factory Season 7 Episode 9

When he was a child, Gregg loved playing with toy trainsets. Now he's got special access to learn how the ultimate model is made: a huge 187 tonne, five carriage electric train. At the 84-acre Alstom factory site in Derby, each one takes up to one thousand hours to complete. Gregg follows every step of the process, from the delivery of vast lengths of aluminium and a 15,000 degree welding operation to the carriages' assembly with a set of enormous cranes. He learns about such parts of the...