Les Inventions- Vidéos

Teen inventor wants to better the world with her water-cleaning system:

https://www.youtube.com/watch?v=32ndO22BorM

B.C. teen inventor attracting international attention

https://www.youtube.com/watch?v=ErqyIm2CGp8

7 Best Inventions of 2019

youtube.com/watch?v=GHFmqEJ2QBc