Civil Engineering Reference
In-Depth Information
Table 3.7
Characterization factors according to CML methodology
Impact
categories
Substance
Characterization factors
Climate
change (kg
CO
2
- eq./
kg)
Ecoxicity, FAETP
2
(kg
1,4-DCB-eq./kg)
Stratosph.
ozone
depletion
(kg CFC-11-
eq./kg)
Photo-
oxidant
formation
(kg
ethylene-
eq./kg)
Acidiica-
tion (kg
SO
2
- eq./
kg)
Eutrophication (kg
PO
4
3-
-
eq./kg)
Human
toxicity
1
(kg 1,4-
DCB- eq./
kg)
Depletion
of abiotic
resources
(kg
antimony-
eq./kg)
Air
emissions
Air
emissions
Air
emissions
Air
emissions
Air
emissions
Water
emissions
Air
emissions
Air
emissions
Water
emissions
Extraction of
resource
Climate change carbon dioxide
dinitrogen oxide
methane
1
310
21
Stratospheric
ozone
depletion
CFC-11
HALON 1301
tetrachlorometh.
1
12
1.2
Photo-oxidant
formation
ethylene
methane
ethane
propane
1
0.006
0.123
0.176
Acidiication
sulfur dioxide
ammonia
nitrogen dioxide
1
1.88
0.70
Eutrophication
ammonia
nitrogen dioxide
phosphate
phosphorus
nitrogen
0.35
0.13
1
3.06
0.42
Human toxicity 1,4 dichloroben.
sulfur dioxide
nitrogen dioxide
arsenic
1
0.096
1.2
3.5E+5
