http://www.youtube.com/watch?v=nBN4hYJLY_o
2006 Nerinx Hall HS InvenTeam (Webster Groves, MO) demonstrate their invention: a portable water treatment device for a rural Mexican village.
http://www.youtube.com/watch?v=nBN4hYJLY_o
2006 Nerinx Hall HS InvenTeam (Webster Groves, MO) demonstrate their invention: a portable water treatment device for a rural Mexican village.