{ "item_title" : "Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber", "item_author" : [" Michael J. Sapko", "Samuel P. Harteis", "Centers for Disease Control and Preventi "], "item_description" : "nThe National Institute for Occupational Safety and Health (NIOSH)'s Pittsburgh Research Laboratory conducted a full-scale test of a composite polyurethane-aggregate seal in a hydrostatic chamber at the Lake Lynn Experimental Mine. The report details the test results of the composite polyurethane-aggregate seal and provides an analysis of those results in terms of the seal's structural behavior.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/1/49/299/676/1492996769_b.jpg", "price_data" : { "retail_price" : "14.99", "online_price" : "14.99", "our_price" : "14.99", "club_price" : "14.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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