cff-version: 1.2.0 abstract: "Videos of up-flow filtration velocities for rapid sand filter grains 0.8-1.25 mm in water for various flow rates at 12 degrees Celsius for the research for optimising Extended terminal sub-fluidisation wash in drinking water filtration processes" authors: - family-names: Kramer given-names: Onno orcid: "https://orcid.org/0000-0002-4825-9869" - family-names: van Schaik given-names: Cas title: "Videos - Up-flow filtration velocities for rapid sand filter grains 0.8-1.25 mm in water" keywords: version: 1 identifiers: - type: doi value: 10.4121/13337057.v1 license: CC0 date-released: 2020-12-07