mixed-media filter

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Four year old boy with grandfather and father lighting Hanukkah menorah. Photo taken on: December 21st, 2009

Which Is Correct: Hanukkah or Chanukah?

Orange basketball on black background and with low key lighting. Homepage 2010, arts and entertainment, history and society

The 10 Greatest Basketball Players of All Time

Saint Lucia Day. Young girl wears Lucia crown (tinsel halo) with candles. Holds Saint Lucia Day currant laced saffron buns (lussekatter or Lucia's cats). Observed December 13 honor virgin martyr Santa Lucia (St. Lucy). Luciadagen, Christmas, Sweden

7 Winter Solstice Celebrations From Around the World

A mug shot taken by the regional Colombia control agency in Medellin

Pablo Escobar: 8 Interesting Facts About the King of Cocaine

The Jeff Koons tulips sculputure outside the Guggenheim Museums in Bilbao, Spain, Basque Country.

What’s the Difference Between Modern and Contemporary Art?

World Data Locator Map: Australia

Is Australia an Island?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

mixed-media filter

chemistry

Learn about this topic in these articles:

water supply system treatment

In water supply system: Filtration
…to enhance in-depth filtration, so-called mixed-media filters are used in some treatment plants. These have a third layer, consisting of a fine-grained dense mineral called garnet, at the bottom of the bed.
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