27 min

Available from March 16, 2017 at 9:32 am to April 12, 2017 at 11:59 pm

Clay is a miracle material, used for its therapeutic properties as well as for the storage of nuclear waste. Indeed, thanks to the water and the humidity, the small cracks that cut across the mountains can be closed by themselves.

  • Presenter:Emilie Langlade, Adrian Pflug
  • Country:Germany
  • Year:2016