Biomedical Engineering Reference
In-Depth Information
TABLE 2.2 (continued)
Summary of Nanoparticle Exposure Number Concentrations from Various Development
Laboratory and Manufacturing Workplaces
Number Concentration
Industry/Exposure
Material
Activity/Process
Background
Workplace
Reference
Iron foundry
Welding
—
2 × 10
4
-3 × 10
5
Cheng et al. (2008)
Automotive plant
Welding
—
2 × 10
5
Dash and D'Arcy
(2008)
Iron foundry
Molding and pouring
Cheng et al. (2008)
2.07 × 10
4
-
2.82 × 10
5
CNT
Dry cutting CNT-carbon
laminate
4.8 × 10
3
2.94 × 10
5
Bello et al. (2009)
Lithium titanate
Me-oxide
Bagging, milling, powder
sifting, loading dock
Peters et al. (2009)
~1.5 × 10
5
~1.5 × 10
5
Seven industrial plants
Welding
—
3 × 10
4
-1 × 10
5
Elihn and Berg (2009)
Silver (commercial
production facility)
Reactor (opening the
hatch)
Park et al. (2009)
7.9 × 10
6
18.92 × 10
6
Dryer (opening the door)
5.11 × 10
6
6.45 × 10
6
Grinder (opening the hatch)
4.03 × 10
6
7.08 × 10
6
Titanium dioxide
production facility
Plitzko (2009)
1.2 × 10
4
-
1.7 × 10
4
CNT (base-carbon)
Wet cutting
—
Bello et al. (2009)
9.4 × 10
4
CNT (base-alumina)
Dry cutting
—
Bello et al. (2009)
1.48 × 10
5
CNT (alumina)
Dry cutting
—
0.38 × 10
5
Bello et al. (2009)
CNT (base-carbon)
Dry cutting
—
2.83 × 10
5
Bello et al. (2009)
CNT (carbon)
Dry cutting
—
2.94 × 10
5
Bello et al. (2009)
Carbon black
manufacturing factory
Packaging
Wang et al. (2010)
3.46 × 10
3
25.7 × 10
3
Warehouse
18.6 × 10
3
42.1 × 10
3
Pelletizing
—
13.7 × 10
3
Outdoor background
—
3.41 × 10
3
Carbon nanofiber
(research and
development
laboratory)
Weighting, mixing
4000
Methner et al. (2010)
Wet sawing
5000
MWCNT (research and
development
laboratory)
Opening growth chamber
(no exhaust)
4.2 × 10
4
Methner et al. (2010)
Opening growth chamber
(with exhaust)
300
Carbon nanopearls
(research and
development
laboratory)
Opening furnace
160
Methner et al. (2010)
Transferring material to vial
1940
Fullerenes and MWCNT
(research and
development laboratory)
Weighing raw MWCNT
in hood
1480-1580
Methner et al. (2010)
Weighing functionalized
MWCNT
680
Sonication of raw
MWCNT
2200-2800
