'Arsenic' presentation slideshows

1.75k views • 147 slides

Waste Generators, classification, landfill, waste laws and regulations etc.

Waste Generators, classification, landfill, waste laws and regulations etc. JICA Training 15 June, 2011 Kenzo OOKA. Basic waste management rules for waste generators.

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Periodic Table Review

Periodic Table Review. Numbers 1-38 (quiz 1). Na. Sodium. Mg. Magnesium. Cr. Chromium. Co. Cobalt. Zn. Zinc. Sc. Scandium. K. Potassium. H. Hydrogen. Be. Beryllium. As. Arsenic. Se. Selenium. S. Sulfur. He. Helium. Cl. Chlorine. Ar. Argon. Cu. Copper. V. Vanadium.

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How Much Arsenic Do We Eat?

How Much Arsenic Do We Eat? Analytical chemists make light work in tracking potentially harmful chemicals. Julian Tyson Department of Chemistry UMass Amherst. Analytical chemists provide information about the chemical composition of materials. So that a decision can be taken.

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Water Pollution

Water Pollution. Nutrient pollution. Pollution = the release of matter or energy into the environment that causes undesirable impacts on the health and well-being of humans or other organisms Nutrient pollution from fertilizers, farms, sewage, lawns, golf courses Leads to eutrophication

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About 1 .5 lb of copper for every 1000 lbs rock

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WELCOME TO THE ARSENIC LEVEL 1 ONLINE TRAINING COURSE

WELCOME TO THE ARSENIC LEVEL 1 ONLINE TRAINING COURSE. Lesson 2. Arsenic is a byproduct of SOME AGRICULTURAL and INDUSTRIAL ACTIVITIES. IT CAN ENTER DRINKING WATER THROUGH THE GROUND or AS RUNOFF INTO SURFACE WATERS.

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Governance and Management of High Arsenic Ground Water based Drinking Water Supply in India

Governance and Management of High Arsenic Ground Water based Drinking Water Supply in India. Dr. S.P. Sinha Ray ( Retd .) Member, Central Ground Water Board Emeritus President, Centre for Ground Water Studies, Kolkata. Distribution of Arsenic. Arsenic affected areas in West Bengal.

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Solar Energy

Solar Energy. Presented By Ashvin G. Patel Asst. Prof. (E.E.) GPERI, Mehsana. Properties of silicon :.

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E arth Kam

E arth Kam. By: Judd, Spencer, and Jason. Class Picture. Grand Canyon. Dead Zone in the Gulf of Mexico. Dead Zone Information. There is no life in the dead zone Polluted part of the Gulf of Mexico

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Phosphorous

Phosphorous. By: Terrence Royster. What I am. Phosphorus is a nutrient required by all organisms for the basic processes of life Symbol is (P) Atomic number is 15. When I was Discovered. I was discovered in 1669, in Hamburg, Germany, preparing it from urine. Who Discovered me.

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Silicon makes up 25.7% of the Earth's crust. Most of it is in the form of silicon dioxide,

Diamond cubic crystal structure. Silicon makes up 25.7% of the Earth's crust. Most of it is in the form of silicon dioxide, also known as silica : Sand, amethyst, agate, quartz, rock crystal, chalcedony, flint, jasper, and opal . Czochralski single-crystal growth process .

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Controlled Burns Are they worth it?

Controlled Burns Are they worth it? . Breaking News Do Not breath. Why? Prescribed Burns !. Wood smoke that comes from prescribed burns is 12 times more Carcinogenic than cigarette smoke !

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Last Time

Last Time. Matter- takes us space and has mass Matter is made of atoms Some matter is radioactive Matter that is radioactive has what is called a half life. Understanding chemistry can help us to solve (environmental) problems. Bioremediation Oil spills Heavy metal contamination

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Physiology of Alcohol & Poisons

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Semiconductors

Semiconductors. Learning Objective. Distinguish between the p-type and n-type semiconductors. n-type semiconductors Obtained when group 14 elements doped with group 15 elements. Electron is responsible for electrical conduction. Example: Arsenic doped in silicon. . p-type semiconductors

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Nomenclature of Molecular compounds

Nomenclature of Molecular compounds. Name the least electronegative nonmetal first using the prefix denoting how many are in the formula then prefix + root of the most electronegative nonmetal + ide ending:. SO 3. IF 5. Iodine pentafluoride. Sulfur trioxide. N 2 Br 4. CO. Carbon monoxide.

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