Versions Compared

Old Version 8

changes.mady.by.user user-62ec8

Saved on

compared with

New Version 9

changes.mady.by.user user-ea247

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

Open Source Engineering

Responding to the fact that current technologies for cleaning water are unavailable to the majority of those who still need clean, safe water.

...