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166 • Green Project Management

Description of characterization Factor Converts LCI data to ethane (C 2 H 6 ) equivalents. Converts LC 50 data to equivalents; uses multimedia modeling, exposure pathways. Converts LC 50 data to equivalents; uses multimedia modeling, exposure pathways. Converts LC 50 data to equivalents; uses multimedia modeling, e

common Possible characterization Factor Photochemical oxidant creation potential LC 50 LC 50 LC 50 Resource depletion Land availability Water shortage potential

examples of LcI Data (i.e., classification) Non-methane hydrocarbon (NMHC) Toxic chemicals with a reported lethal concentration to rodents Toxic chemicals with a reported lethal concentration to fish Total releases to air, water, and soil Quantity of minerals used Quantity of fossil fuels used Quantity disposed of i

taBle 9.3 (Continued ) Commonly Used Life Cycle Impact Categories Scale Impact category Local Photochemical smog Local Terrestrial toxicity Local Aquatic toxicity Global Human health Regional Local Global Resource depletion Regional Local Global Land use Regional Local Regional Water use Local