| WebElements__Polonium Extensive information on history, occurrence, compounds, and properties. |
| Wikipedia__Polonium Properties of the element, including its history, applications, and characteristics. |
| Radiochemistry_of_Polonium Full text of the monograph by P. E. Figgins (Mound Laboratory, Miamisburg, Ohio). [PDF] (January, 1961) |
| American_Council_on_Science_and_Health_-_Chemicals_and_Environment An index of items published by the American Council on Science and Health related to chemical or environmental health. |
| Directory_of_Sites_in_Occupational_and_Environmental_Health Educational resources, FAQ,s and links from Raymond Agius. |
| Environmental_and_Occupational_Health HealthCentral.com Conditions topic. |
| Environmental_and_Occupational_Health_and_Medicine_Resources Large academically based sources in occupational and environmental health and medicine within the European Union. It consists of hundreds of files, dealing with education and research, from the Uni |
| Environmental_Health_and_Safety_Resources Topical list of sites from the Wayne County Combined General Health District. |
| Environmental_Health_Clearinghouse Provides substantive information and key documents on a variety of environmental health issues. |
| Environmental_Health_Information_Service EHIS is an on-line service of the National Institute of Environmental Health Sciences. The EHIS provides the most accurate and timely information on environmental health, toxicology, and cancer. |
| Environmental_Organization_WebDirectory__Health Topical environmental organization directory with extensive links and search capability. |
| Environmental_Protection_Agency_(EPA) Search the U.S. EPA Web, publications and other EPA sites. |
| Health,_Environment_and_Work Complementary site to University of Edinburgh site. This site provides many academically based educational resources (also available as FAQs), a search facility, as well as links relating to occupatio |
| Hygienicus_org Search engine for hygiene, infection, disinfection, pest control and health. Working on global hygiene standards. |
| MEDLINE_plus__Environmental_Health Directory selections of the National Library of Medicine. |
| National_Center_for_Environmental_Health_(U_S__CDC) Leadership to promote health and quality of life by preventing or controlling those diseases, birth defects, or disabilities resulting from interaction between people and the environment. Site has inf |
| National_Institute_of_Environmental_Health_Sciences_(NIEHS) Conducts basic research on environmental health and environment related diseases. Links to facts, scientific research, information on programs, grants, events, contracts, employment, training, outreac |
| National_Safety_Council_Environmental_Health_Center Provides information on many environmental topics. Includes Crossroads search engine on chemical safety. Frequently asked questions on environmental issues and environmental glossary. |
| Online_Safety_Resource_Library Information on the web from the Oklahoma State University Department of Environmental Health and Safety. |
| Risk_Management_Internet_Services Providing paid subscribers with a large collection of reference materials related to many categories. These include health, environment and workplace health hazards and information for education and |
| U_S__Department_of_Labor_Occupational_Safety_and_Health_Administration OSHA technical links. |
| Ecological_Anthropology Stacy McGrath describes the basic premises, key works and methodologies of this ethnographic approach. |
| How_to_Do_Ethnographic_Research__A_Simplified_Guide Advice for conducting and writing up ethnographic field work. |
| Interpreting_Identities__Advancing_Literary_Anthropology_as_a_Research_Method A field of anthropology that uses writings in fiction and non-fiction from a particular region of the world in order to make some theories and possible conclusions about the social customs of that are |
| Surviving_Ethnography__Coping_with_Isolation,_Violence_and_Anger Article from The Qualitative Report examining the emotional impact of fieldwork on ethnographers. (March, 1997) |
| Fundamentals_of_Sample_Age_Determination_from_its_Amino_Acid_Racemization Short introduction to this method and its biochemical bases, by Policarp Hortolà. |
| ChemicalElements_com__Lutetium Basic information, atomic structure, and table of isotopes. |
| EnvironmentalChemistry_com__Lutetium Atomic structure, chemical and physical properties, and table of nuclides. |
| It\'s_Elemental__Lutetium Basic physical and historical information. |
| LANL__Lutetium Basic information and history. |
| Lenntech__Lutetium Physical data, chemical properties, health and environmental effects. |
| Lutetium Data tables and historic information. |
| Visual_Elements__Lutetium Image, physical information, and key isotopes. |
| WebElements__Lutetium Extensive information on history, uses, occurrence, compounds, and properties. |
| Wikipedia__Lutetium Properties of the element, including its history, applications, and characteristics. |
| Carnegie_Endowment_for_International_Peace A think-tank focusing on the economic, political, and technological forces driving global change, with particular emphasis on nuclear non-proliferation. Publisher of "Foreign Policy," a leading intern |
| Center_for_Strategic_and_International_Studies Extensive, frequently updated commentary on a wide variety of topics in foreign policy. Includes several e-newsletters. |
| Council_on_Foreign_Relations Nonpartisan membership organization and research center dedicated to understanding the world by better comprehending global trends and contributing ideas to U.S. foreign policy. Publisher of the journ |
| Country_Indicators_for_Foreign_Policy The CIFP database provides a global overview of a variety of international relevant country traits. |
| Domingo_Cavallo Domingo Cavallo was the finance minister of Argentina during the presidency of Carlos Menem. Credited as the driving force behind the privatization of public corporations in the 1990s, Cavallo came un |
Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page ![[Bohr Model of Polonium]](http://www.chemicalelements.com/elements/po.html/../bohr/b0084.gif)
Number of Energy Levels: 6First Energy Level: 2Second Energy Level: 8Third Energy Level: 18Fourth Energy Level: 32Fifth Energy Level: 18Sixth Energy Level: 6IsotopesIsotopeHalf LifePo-2068.8 daysPo-2075.8 hoursPo-2082.89 yearsPo-209102.0 yearsPo-210138.38 daysPo-2110.51 secondsPo-2120.29 microsecondsPo-2134.0 microsecondsPo-214163.7 microsecondsPo-2151.78 millisecondsPo-2160.14 secondsPo-2183.1 minutesFactsDate of Discovery: 1898Discoverer: Pierre and Marie CurieName Origin: After PolandUses: No uses knownObtained From: pitchblende, decay of radiumRelated LinksNone available.MLA Format for Citing This PageBentor, Yinon. Chemical Element.com - Polonium. <http://www.chemicalelements.com/elements/po.html>. For more information about citing online sources, please visit the MLA's Website. This page was created by Yinon Bentor. Use of this web site is restricted by this site's license agreement. Copyright © 1996-2006 Yinon Bentor. All Rights Reserved. 