Turbidity is the cloudiness or haziness of water caused by large numbers of individual particles that are generally invisible to the naked eye, similar to smoke in air. The measurement of turbidity is a key test of water quality. This page uses content from Wikipedia. The original article was at Turbidity. The list of authors can be seen in the page history. As with My English Wiki, the text of Wikipedia is available under the Creative Commons Attribution-Share Alike License 3.0 (Unported) (CC-BY-SA). |}