Document
How Water is Contaminated Poster
Water can be contaminated in many ways (humans, animals).
Document
How Water is Contaminated Poster
Water can be contaminated in many ways (humans, animals).
Select a language
Select a region
Select a format
Need help?
Can’t find what you need? Have more questions about a topic? Need advice on how to use a resource? Chat with a CAWST advisor.
Contact usAbout CAWST
CAWST is a Canadian charity and licensed engineering firm. We address the global need for safe drinking water and sanitation by building local knowledge and skills on household solutions people can implement themselves.