1 of 5 Olympic medal,Rio Olympic medal,Making a Rio Olympic medal,Olympic,Rio Olympics 2016,Rio 2016,Rio Gold medals,Rio Olympic winners,2016 rio olympics,Rio 2016 Olympic medals
The medals that will be awarded at Rio are the most sustainable in Olympic history: much of the silver is recycled from old mirrors and X-ray plates; the gold is free of mercury. Credit: Reuters
2 of 5 Olympic medal,Rio Olympic medal,Making a Rio Olympic medal,Olympic,Rio Olympics 2016,Rio 2016,Rio Gold medals,Rio Olympic winners,2016 rio olympics,Rio 2016 Olympic medals
The medals that will be awarded at Rio are the most sustainable in Olympic history: much of the silver is recycled from old mirrors and X-ray plates; the gold is free of mercury. Credit: Reuters
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3 of 5 Olympic medal,Rio Olympic medal,Making a Rio Olympic medal,Olympic,Rio Olympics 2016,Rio 2016,Rio Gold medals,Rio Olympic winners,2016 rio olympics,Rio 2016 Olympic medals
The medals that will be awarded at Rio are the most sustainable in Olympic history: much of the silver is recycled from old mirrors and X-ray plates; the gold is free of mercury. Credit: Reuters
4 of 5 Olympic medal,Rio Olympic medal,Making a Rio Olympic medal,Olympic,Rio Olympics 2016,Rio 2016,Rio Gold medals,Rio Olympic winners,2016 rio olympics,Rio 2016 Olympic medals
The medals that will be awarded at Rio are the most sustainable in Olympic history: much of the silver is recycled from old mirrors and X-ray plates; the gold is free of mercury. Credit: Reuters
5 of 5 Olympic medal,Rio Olympic medal,Making a Rio Olympic medal,Olympic,Rio Olympics 2016,Rio 2016,Rio Gold medals,Rio Olympic winners,2016 rio olympics,Rio 2016 Olympic medals
The medals that will be awarded at Rio are the most sustainable in Olympic history: much of the silver is recycled from old mirrors and X-ray plates; the gold is free of mercury. Credit: Reuters