Julia Bradbury and young consumers discover how the inedible parts of a cow can be turned into everything from car seats and tennis rackets to fastenings and posh plates. Show more
Discover 11,128,835 listings and 279,901 playable programmes from the BBC
Julia Bradbury and young consumers discover how the inedible parts of a cow can be turned into everything from car seats and tennis rackets to fastenings and posh plates. Show more