'Extremely toxic ' diaporamas de présentation

We will talk about risk.

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Weapons of the Great War

Weapons of the Great War. Trenches. Trenches. Reasons for the Trenches Bothe the Allies and the Central Powers realized they could stop an enemy attack by digging trenches Were a permanent feature of the war Trench lines changed very little in 3 years Create a stalemate

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Poisonous Plants

Poisonous Plants. Leanne Stevenson Miami County Agriculture Extension Agent. Poison Any substance which, when taken into the system, acts injuriously, in a manner neither thermal nor mechanical, tending to cause death or serious detriment to health. In General.

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Eukaryotes, Prokaryotes, and Viruses

Eukaryotes, Prokaryotes, and Viruses. Cells:. produce exact copies of themselves contain genetic material (DNA) obtain and use energy are surrounded by a membrane maintain internal homeostasis . Cells. Viruses:. obligate intracellular parasites

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Mine Gases Atmospheric Testing

Mine Gases Atmospheric Testing. C.4. Contributed by: Richard Black Industrial Scientific Corp. What is AIR??. Nitrogen (N 2 ) 78% Oxygen (O 2 ) 21% All other gases 1% Total 100%. Definitions. LEL: L ower E xplosive L imit - % LEL

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Lecture 4

Lecture 4. Second Lecture for Chapter 2. Pesticides. A chemical, physical or biological agent that destroys or controls pest organisms Common: insecticides, herbicides, fungicides Approximately 500,000 tons applied in the U.S. each year

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INBORN ERROR S OF METABOLISM

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Fungicides and Nematicides

Fungicides and Nematicides. Stephen J. Toth, Jr. Wayne G. Buhler Department of Entomology Department of Horticultural Science North Carolina State University North Carolina State University. Photograph from Jack Bailey.

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Lesson 6: Principles of Thermochemistry

Lesson 6: Principles of Thermochemistry. Dr. Andrew Ketsdever. Propellants. Several Factors Must Be Addressed When Deciding on a Propellant Performance Chemical energy content, Achievable Isp Economics Availability, logistics of production and supply Physical Hazards

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Impact of Fire Crackers

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Organo Be and Mg Compounds

Organo Be and Mg Compounds. Ionic character Electron-deficient Basic Nucleophile Reducing. oligomeric or polymeric structures Mg: applications in organic synthesis (Grignard) Be: extremely toxic. Organo Ca, Sr, ... Compounds. Very ionic Strongly basic. polymeric structures,

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Cyanides

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Chlorine

Chlorine. Atomic Number 17 ( Cl ). By Jordan Willbanks. Physical Properties. White Chalky Tablets Circular Tablets Powdery Brittle Easily Dissolves Suffocating Odour Dull. Chemical Properties. Highly Toxic Reacts Easily With Water Unstable Combines with every

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Yew

Yew. By Lauren Rompe, Christy Dobrosky, and Antoinette Casalaina. Physical Features of Yew. Yew is an evergreen. With Red berry like seed Yew is a tree. Yew looks like a pine tree. Yews tree branches grow into the ground and when the central trunk dies the tree grows on.

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Nerve agent VX

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U NIVERSITY OF M INNESOTA Dept. of Environmental Health and Safety dehs.umn

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Chromium, Hexavalent

Chromium, Hexavalent. Doris Valle 6 th Pd APES March 14, 2012. Chromium Hexavalent. Exist as several forms: chromate pigments, chromate acids, & fuming liquid

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Rhodedendron

Rhodedendron. Morphology. They are characterised by shrubs and small to (rarely) large trees T he leaves are spirally arranged. Leaf size a can range from 1-2cm to over 50cm They can be either evergreen or decidious . The flowers are arranged in many clusters. T oxicology.

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Chromium, Hexavalent

Chromium, Hexavalent. Doris Valle 6 th Pd APES March 14, 2012. Chromium Hexavalent. Chemical Composition : Fuming Liquid Does not react with water at room temperature Characteristics: Gray, white, & brittle as a solid Practically insoluble in water Movement:

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