Olympics is a long-running athletic event which is over a century old. The event is generally believed to be the pinnacle of all sporting events and hosts a myriad of different competitions that have the worlds best athletes compete against each other whilst representing their respective nations. In the event, the contestants strive to show the result of their years of hard training in front of a global audience. The top honour for the event is the legendary gold medal. Surprisingly, for the Tokyo 2020 Olympics, these prestigious badges will be made from precious metals recovered from recycled smartphones.

Smartphones are known to house over hundreds of tiny [...]