This Video does not exist in your language, View in: Asante Twi (ak), Fon (fon), Lingala (ln), Mongolian (mn), Soomaali (so), বাংলা (bn), Catalan (ca), Español (es), Français (fr), Português (pt), 汉语 (zh), Lomwe (ngl), English (en),
Or use Google Translate:  
Nigerian Pidgin (pcm) | Change Language (Change Language)

The following animation explains the process of developing charcoal filtration systems using sand. It is a simple process that helps to remove many, but not all, pollutants in water that can otherwise cause health problems.

Scientific Animations Without Borders (SAWBO) is a university based program. SAWBO transforms extension information on relevant topics such as agriculture, disease and women's empowerment, into 2D, 2.5D and 3D animations, which are then voice overlaid into a diversity of languages from around the world.

All SAWBO animations are made freely available to anyone wishing to use them for educational purposes. Animations can be downloaded from a diversity of SAWBO channels and used on computers, tablets, cell phones, TVs, and overhead projection systems.

SAWBO’s animations are FREELY available for you to use them for educational purposes.

 

To see if this video is available in other languages, click here