LA PAZ Mercury, even at room temperature, will slowly transition from its silver liquid state into a dangerous vapor that, when inhaled, can leave a person with permanent brain and lung damage. It also happens to be extremely useful for separating gold from other particles, like dirt, making it a popular tool for many […]
LA PAZ Gold is Bolivia’s second-biggest export, valued at more than $1 billion annually and employing hundreds of thousands of people in the country. But much of that gold has uncertain origins, coming from somewhere deep in the Amazon rainforest, where environmental regulations often go unenforced. Setting up camp in secluded parts of the […]