Question 1:  many photographic processes use chromium salts. washing

Question 1:  Many photographic processes use chromium salts. Washing the photographic plates results in excess hexavalent chromium being discharged into wash waters and eventually into our waterways. Considering the pollution prevention hierarchy, what options are available to reduce these discharges and which would be most preferable?


Question 2:  Evaluate and contrast source reduction, emission reduction, and waste reduction. Be specific and provide examples.


Your response should be at least 200 words in length. You are required to use at least your textbook as source material for your response. You must also use one outside source. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations


Text: Pollution Prevention; Bishop, Paul, 2000;


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