The Gypsum Files

Notes on the Rock Nobody Knows

Gypsum Association Commissions Extensive Life Cycle Assessment Study – Times Union

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In support of the study, primary life cycle inventory (LCI) data were collected for three major gate-to-gate processes in the production of gypsum wallboard (natural or crude gypsum ore extraction, gypsum paper manufacture, and gypsum wallboard production) for the reference year 2010. The manufacturing plant study sample included all Gypsum Association member companies and represented about 30% of all gypsum wallboard produced in the USA. To ensure representativeness, the manufacturing plant study also considered the scale of operations including a mix of small, medium and large facilities, their geographical location in each US census region and their source of gypsum (adjacent quarry, mine, or imported gypsum ore) as well as their use of flue gas desulphurization (FGD) gypsum.

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Written by Elizabeth McCullough

February 16, 2012 at 9:57 pm

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