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AT&T Environmentally Responsible Product Assessment

Life Cycle Stage Materials Energy use Solid residues Liquid residues Gaseous residues
Resource extraction 3 3 2 2 3
Manufacturing 2 2 3 0 2
Distribution 3 2 4 3 2
Customer use 3 4 4 4 4
End of life 3 3 2 4 4

Rankings: 0=Poor, 4=Excellent