Unit V Essay Please write an essay about pollution prevention in
the dry cleaning and hydraulic fracturing industries. Include the
following items: 1. one-paragraph introduction; 2. five-paragraph
review of the Sinshelmer, Grout, Namkoong, Gottlieb, and Latif
(2007) dry cleaning article, including an explanation of the common
dry cleaning process using perchloroethylene (PCE), problems with
PCE, and a review of options to PCE presented in the paper; 3.
five-paragraph review (total—not five paragraphs for each article)
of the Heywood (2012) article...