Page 378 - Materials Chemistry, Second Edition

L1644_C08.fm Page 340 Tuesday, October 21, 2003 3:03 PM

TABLE 8.19 (CONTINUED)
Inventory of Process for Separating Isopentane from Naphtha
Isopentane
Flow Units TOTAL Steam separation Electricity
production generation
Outputs
(w) Hydrocarbons g 9.17 × 10 –3 9.17 × 10 –3 0 0
(unspecified)
(w) Suspended g 9.17 × 10 –4 9.17 × 10 –4 0 0
matter
(unspecified)
Isopentane kg 16,335.00 0 16,335 0
Naphtha (# 3) kg 517.44 0 517.44 0
Naphtha (# 4) kg 83,602.70 0 83,602.7 0
Waste (municipal kg 9.17 × 10 –4 9.17 × 10 –4 0 0
and industrial)
Waste (total) kg 9.49 × 10 –4 9.49 × 10 –4 0 0
Waste: mineral kg 2.75 × 10 –5 2.75 × 10 –5 0 0
(inert)
Waste: slags and kg 4.58 × 10 –6 4.58 × 10 –6 0 0
ash (unspecified)
(r): natural resources; (a): air emission; (w): water emission.

TABLE 8.20
Environmental Impact Categories and Indicators Used in TEAM

Acronym Category Indicator

AA Air acidification CML
WE Water eutrophication CML
HT Human toxicity CML
GE Greenhouse effect IPPC (direct, 100 years)
TE Terrestrial ecotoxicity USES 2.0

chosen for further analysis (see studies for PCDD/Fs in Chapters 4 and 5). Actions
should be initiated as soon as possible to reduce human-generated releases due to
the documented, significant adverse impacts on human health throughout the world
(UNEP, 2003).

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