Assertion: water filter | /r/CapableOf | remove virus
Facets:
value: to purification standards
type: OTHER
value: to parasites
type: TRANSITIVE-OBJECT
value: to undetectable levels
type: OTHER
value: to pathogenic bacteria
type: TRANSITIVE-OBJECT
value: to cysts
type: TRANSITIVE-OBJECT
Source sentences:
text: Through diligent testing and research, we have proven that Berkey water filters remove viruses to purification standards, pathogenic bacteria, cysts and parasites to undetectable levels, and harmful or unwanted chemicals to below detectable levels.