A 12-year-old inventor's device for detecting lead in water | Gitanjali Rao | TEDxNashville
Why the open web links it
A 12-year-old inventor presents a device for detecting lead in water, inspired by the Flint water crisis.
Linked by 2 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including pandasecurity.com, securitylab.ru.
Cited in 1 Wikipedia article, including Gitanjali Rao (inventor).