Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Potavida_logo,_8-26-16.png (207 × 134 pixels, file size: 28 KB, MIME type: image/png)
Appears on these pages
Historically, there has been difficulty confirming when a SODIS water safety device, which uses...
This file is copyrighted. The individual who uploaded this work and first used it in an article...