Filtration

Ceramic Filter 

This filter is a porous, unglazed ceramic cylinder and impurities are deposited on its surface. Filters with very small pores can remove most pathogens. Can only be used with fairly clear water.

Can Treat: 

  • Pathogens
  • Odour & taste

 

Charcoal Filter 

Granular charcoal or granulated activated carbon can be used in filtration and is effective in improving the taste, odour and colour of the water. However, it should be replaced regularly as bacteria can breed in it.

Can Treat: 

 

 

For Further Information:

WHO Water Treatment Guidance

WHO Water Treatment Following Disaster