A coarse treatment system in which wastewater is trickled over a bed of stones or other material covered with bacteria that break down the organic waste and produce clean water. One of a family of organic compounds named as derivative of methane. THMs are generally byproducts of chlorination of drinking water that contains organic material. Development or formation of small mounds of corrosion products on the inside of iron pipe. These tubercules roughen the inside of the pipe, increasing its resistance to water flow.
Arctic tundra is underlain by permafrost and is usually water saturated.
Haziness in air caused by the presence of particles and pollutants. A cloudy condition in water due to suspended silt or organic matter. We are continuously seeking ways to upgrade the quality of our Services. All rights reserved. All text, graphics, and HTML code on this server are protected by International Copyright Laws, and may not be copied, reprinted, published, translated, hosted, or otherwise distributed by any means without explicit permission.