Mercury cylinders

In front of the large model of mineriaria area showing us where were the galleries , installations for the cinnabar that was transported out of the mine . Mercury in fact it's only liquid metal in the world , is in cinnabar and could be drawn only after a long process for evaporation. The heavy metal in fact , in large temperatures detaches from the rock to evaporate , the cooled mercury vapor were made to slide in large cooling tanks , purified with the various procedures and finally put in heavy cylinders of sealed lead , ready for sale.