Everyone is focusing on the radiation. But if you used depleted uranium is wat denser than iron so horse shoes made or uranium would last a lot longer but also be way heavier.

UK keyboards have the " and the @ symbols reversed from the US layout.
And we mix and match our units of measurement. So
milk = liters.
Beer = pints.
Distance = miles (if driving).
Distance = km if running or cycling.
Distance = inches if penis

The hero yoshihiko for anyone wondering what the show is.