표제지
목차
국문요약 7
I. 서론 9
II. 연구대상 및 방법 10
1. 연구대상 10
2. 연구방법 10
III. 연구결과 11
IV. 고찰 28
V. 결론 32
참고문헌 34
Abstract 37
Table 1. Lead exposure of year (1989-2006) in all storage battery industries 11
Table 2. Lead exposure of year (1989-2006) in grid and expander type casting storage battery industries 12
Table 3. Lead exposure by year (1989-2006) in grid type casting large and small/medium sized storage battery industries 13
Table 4. Lead exposure in casting, lead powder and pasting, assembly, ether department by year (1989-2006) in grid type casting storage battery industries 15
Table 5. Lead exposure in casting, lead powder and pasting, assembly, department by year (1989-2006) in expander type casting storage battery industries 16
Figure 1. The distribution of over PEL. by year (1989-2006) in all storage battery industries 17
Figure 2. The distribution of over PEL. by year (1989-2006) in grid type casting storage battery industries 18
Figure 3. The distribution of over PEL. by year in grid type casting large sized storage battery 19
Figure 4. The distribution of over PEL. by year in grid type casting small/medium sized storage battery industries 20
Figure 5. The distribution of over PEL. in casting department by year in gird type storage battery industries 21
Figure 6. The distribution of over PEL. in lead powder & pasting department by year in grid type storage battery industries 22
Figure 7. The distribution of over PEL. in assembly department by year in grid type storage battery industries 23
Figure 8. The distribution of over PEL. in other department by year in grid type storage battery industries 24
Figure 9. The distribution of over PEL. in lead pasting department by year in expanded type storage battery industries 25
Figure 10. The distribution of over PEL. in lead powder & pasting department by year in expanded type storage battery industries 26
Figure 11. The distribution of over PEL. in assembly department by year in expanded type storage battery industries 27