A vacuum describes a space or container entirely devoid of air resulting in an under-pressure and an airflow towards the vacuum space.
Glossary Term Name
Legacy NID
3360
Legacy VID
8275
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.