Rather than use a regular hammer, we used pulleys and a rope to lift and drop a heavy weight onto the ... We used mercury to actually extract the gold from the powdered rock.

Mercury is the only metal that is that is liquid at room temperature. It is a silvery liquid that you can move around in your ...

Its unique ability to bond with gold has made it a useful tool in mining, but this ancient practice comes with its own set of dangers. So, how exactly is mercury used to extract gold, what are the ...