PPT-Arsenic

Human Health and the Environment Introduction to Arsenic Good Element Bad Chemistry Arsenic Good Element Bad Chemistry What is Arsenic Arsenic is an element which occurs naturally in the environment. Intake of inorganic arsenic ov er a long period can lead to chronic arsenic poisoni ng arsenicosis Effects whic h can take years to develop depending on the level of exposure incl ude skin lesions peripheral neuropathy gastrointestinal symptoms diab Arsenic concentrations vary in accordance with geographic location When arsenic levels are found to be too high at a specific location it may be necessary to treat drinking water to remove it Arsenic usually exists in two different forms or valences 6. th. period. By: Katelyn Keller. Brianna Leslie. Tiffany Goulart. Used. : rat poison. Found: food, water, household items, etc.. Arsenic can be consumed from: seafood, water, bone meal, beer, tobacco smoke, laundry detergent. An Update. Mary L. Barrett, Ph.D.. Consulting Geologist & Oilfield Historian. Shreveport, LA. mbarrett@centenary.edu. 22. nd. International Petroleum Environmental Conference. November 17-19, 2015---Denver, CO. Adrian . Bumstead. , Xiao Qi Li, Jessica So, Jin (Donna) Yang. PHM142 Fall . 2015. Instructor: Dr. Jeffrey Henderson. Arsenic (As). Toxic metalloid. Arsenite. (. As. 2. O. 3. ; As . III). Arsenate. Eun . Y. oung Jeong. Rebecca Sammy. Selvie Jegarajaratnam . Zakiya Mittal. Presentation Date: October 10, 2017. PHM142H1. PHM142 Fall . 2017. Instructor: Dr. Jeffrey Henderson. Introduction. Metalloid - both metal and nonmetal properties. bangladesh. By: Lauren Jones & David . Pinigis. Where can we find Arsenic?. Arsenic can be found all over the world both from human activities and found in the earth crust.. West Bengal and Bangladesh have a current problem with Arsenic in their water tube wells. . PHM142 . Fall 2019. Coordinator. : Jeffrey Henderson. Arsenic: Sources and Human Exposure. Natural Sources. Arsenic is most abundant in the earth’s crust, usually in the form of arsenopyrite.. However, small amounts of arsenic are present in the soil, air, and groundwater.. Arsenic occurs naturally. Drinking water. Industrial by-products. Smelting. Coal Emissions. Treated wood. Pesticides or herbicides. Food. Juices, Rice, Seafood. Forms of Arsenic. Most common and stable. Adrian . Bumstead. , Xiao Qi Li, Jessica So, Jin (Donna) Yang. PHM142 Fall . 2015. Instructor: Dr. Jeffrey Henderson. Arsenic (As). Toxic metalloid. Arsenite. (. As. 2. O. 3. ; As . III). Arsenate. Introduction to Arsenic. Good Element – Bad Chemistry. Arsenic. Good Element – Bad Chemistry. What is . Arsenic. ?. Arsenic is an element which occurs naturally in the environment.. It combines with other metals and chemicals to make minerals in ores.. F. Ruggieri, V. Martin, D. Gimeno, J.L. Fernandez-Turiel, M. Garcia-Valles, L. Gutierrez. Presented by Sharon Brozo and Jason Triplett. Introduction. Article information. Background and Methods. Topic discussion. Arsenic Arsenic is a naturally occurring metal found in the earth’s crust. It occurs in various forms: elemental (metallic) arsenic; combined with other elements such as oxygen, chlorine, sulfur ( Arsenic Contamination in Potable Water and an Assessment of Regulations. California State University Northridge; Department of Environmental and Occupational Health . Macario Perez, Ammar Witwit . and Antonio F. .