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Contamination is the presence of an unwanted constituent in another substance. Contamination may also refer to: * Contamination control, generic terminology for all activities aiming to control the existence, growth and proliferation of contamination in certain areas ==Science, health, and technology== * Biological contamination refers to biological substances that threaten the health of living organisms. * Pollution refers to contamination of the natural environment * Radioactive contamination, also called radiological contamination * Radioactive contamination from the Rocky Flats Plant a former nuclear weapons production facility near Denver, Colorado that caused radiological contamination on and outside the site. * Chemical contamination, a disambiguation page related to chemical hazards, adulterants, and weapons * Soil contamination also known as soil pollution * Groundwater pollution * Well water contamination * Arsenic contamination of groundwater * Food contaminant refers to the presence in food of harmful chemicals or microorganisms that might cause illness. * 2008 Irish pork crisis refers to dioxin contamination of pork products produced in Ireland in 2008 * Seed contamination refers to mixing agricultural seeds with undesirable seeds such as weeds or soil containing non-agricultural seeds * Telluric contamination refers to contamination of the astronomical spectra by the Earth's atmosphere * 2007 United Kingdom petrol contamination refers to a 2007 situation in South East England in which silicon-contaminated petrol was thought to have damaged petrol engines in some vehicles * Personnel contamination of cleanrooms refers to the shedding of and control of human skin tissue to control contamination in cleanrooms in the healthcare and pharmaceutical industries * Contamination Indicator Decontamination Assurance System, technology used to identify chemical contamination. A Department of Defense system. * Contamination delay, in digital circuits 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Contamination (disambiguation)」の詳細全文を読む スポンサード リンク
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