Lecture_11-Rm - SUSTAINABLE DEVELOPMENT AND ENVIRONMENTAL...

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SUSTAINABLE DEVELOPMENT AND ENVIRONMENTAL STEWARDSHIP ENGR 202 /4R Lecture 11 April 01 /2010 FACULTY OF ENGINEERING AND COMPUTER SCIENCE Instructor: Dr. Saleh Kaoser Winter session
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Agenda 1. Group presentation up to (5:15pm) 2. Continuation of Course materials
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Available Presentation Classes March 18/ 2010 :Group 1 and Group 2 March 25/ 2010 : Group 6 and Group 7 Two groups per class Presentation 15 min. Questions:15 minutes
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Zn-Carbon Alkaline Primary Alkaline Rechargeable Nickel-Cadmium Rechargeable Zn, Fe, C, ZnCl 2 MnO 2 , Fe, Zn, C, Hg MnO 2 , Fe, Zn, C, Hg AgO 2 + - + - + - + - Battery Types Cd, Ni, Co Landfill % of Metals in the Batteries can be found in the book page 132
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1. As per regulation, the most stringent concentrations of metals are: Cd: 0.001 mg/L, Mn: 0.01 mg /L and Fe: 0.3 mg/L. Write down the metals in toxicity order. (From higher to lower, e.g. x> y> z). 1mg/L
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Lecture_11-Rm - SUSTAINABLE DEVELOPMENT AND ENVIRONMENTAL...

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