11-year-old Gitanjali Rao had a vision of making water quality easier to detect. Her invention, the Tethys, uses carbon nanotube sensors to detect lead. The device connects to a mobile…
lead detection
Exposing the truth one lie at a time
Exposing the truth one lie at a time
11-year-old Gitanjali Rao had a vision of making water quality easier to detect. Her invention, the Tethys, uses carbon nanotube sensors to detect lead. The device connects to a mobile…