waste-treatment system
21Biodegradable waste — is a type of waste, typically originating from plant or animal sources, which may be degraded by other living organisms. Waste that cannot be broken down by other living organisms are called non biodegradable.[1] Biodegradable waste can be… …
22Yucca Mountain nuclear waste repository — Yucca Mountain The proposed design …
23Powdered activated carbon treatment — (PACT) is a wastewater technology in which powdered activated carbon is added to an anaerobic or aerobic treatment system. The carbon in the biological treatment process acts as a buffer against the effects of toxic organics in the wastewater.In… …
24Dust collection system — A dust collection system is an air quality improvement system used in industrial, commercial, and home production shops to improve breathable air quality and safety by removing particulate matter from the air and environment. Dust collection… …
25digestive system disease — Introduction any of the diseases that affect the human digestive tract. Such disorders may affect the esophagus, stomach, small intestine, large intestine (colon), pancreas, liver, or biliary tract. A prevalent disorder of the digestive… …
26sewage system — Collection of pipes and mains, treatment works, and discharge lines (sewers) for the wastewater of a community. Early civilizations often built drainage systems in urban areas to handle storm runoff. The Romans constructed elaborate systems that… …
27immune system disorder — Introduction Disorders of the immune systemany of various failures in the body s defense mechanisms against infectious organisms (see table (Disorders of the immune system)). Disorders of immunity include immune deficiency diseases, such… …
28Hazardous waste in the United States — Under United States environmental policy, a hazardous waste is a waste (usually a solid waste) that has the potential to:*cause, or significantly contribute to an increase in mortality or an increase in serious irreversible, or incapacitating… …
29London sewerage system — The London sewerage system is part of the water infrastructure serving London. The modern roots of the system were first developed during the late 19th century, but as London has grown the system has been expanded and needs further… …
30renal system disease — Introduction any of the diseases or disorders that affect the human excretory system. They include benign and malignant tumours, infections and inflammations, and obstruction by calculi. Diseases can have an impact on the elimination of… …
