Chlorine residual is a level of chlorine remaining in water after initial treatment. It constitutes an important safeguard against the risk of subsequent microbial recontamination and inhibits the growth of bacteria.
Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.