Civil Engineering Reference
In-Depth Information
Table 2 (continued)
Indoor pollutant
Guideline value (WHO)
Acute effect
Long-term effect
IARC
group
UR of lung cancer: 8.7 9 10
-5
per ng/m
3
of
B[a]P ELR: 1.2, 0.12 and 0.012 ng/m
3
(1/10.000, 1/100.000 and 1/1.000.000
respectively)
1
3
PAHs
(benzo[a]pyrene)
Low acute toxicity
Lung cancer
Radon
ELR, for current smokers 1,670 and 167 Bq/
m
3
(1/100 and 1/1,000 respectively) and
for lifelong non-smokers 67 and 6.7 Bq/
m
3
-
Lung cancer
1
(1/100 and 1/1,000 respectively)
UR: 4.3 9 10
-
5 per g/m
3
. ELR: 230, 23 and
2.3 g/m
3
(1/10.000, 1/100.000 and 1/
1.000.000 respectively)
Trichloroethylene
Central nervous system
depression and drowsiness,
neurological, liver and kidney
damage
Carcinogenicity (liver, kidney, bile duct
and non-Hodgkin's lymphoma),
genotoxicity
1
Tetrachloroethylene
0.25 mg/m3 (annual average)
-
Early renal disease and impaired
performance of the kidney
2A
1
UR = unit risk
2
ELR = excess lifetime risk: 1/10.000, 1/100.000 and 1/100.000 benchmark are included
3
See Table
5
for IARC classification of specific PAH
