Then non-biological material is filtered out.

FORBES: Magazine Article

Under the proposed legislation, convictions resulting in a non-custodial sentence will be filtered from record checks after 11 years for adults and five and a half years for young offenders.

BBC: Criminal record checks to be relaxed

Entrants representing countries from Bosnia to South Korea submit a total of more than 100 waters among four categories, including best municipal (tap) water, best bottled non-carbonated water, best bottled carbonated water and best purified (distilled or mechanically filtered) water.

BBC: Testing the waters in West Virginia