[Supplementary Material for Integrated Report 2020]Appropriate Management of Chemical Substances

In addition to accurately assessing the use, disposal and transfer of chemical substances covered under the PRTR Law*1 and Chemical Substance Control Law*2, the KOBELCO Group engages in initiatives to limit the use and output of such substances.
Waste electrical equipment containing PCB and equipment using fluorocarbons are stored and managed appropriately in accordance with the PCB Special Measures Law*3 and the Fluorocarbons Emission Control Law*4, respectively.

  1. *1Law Concerning Pollutant Release and Transfer Register (PRTR): Act on Confirmation, etc., of Release Amounts of Specific Chemical Substances in the Environment and Promotion of Improvements to the Management Thereof
  2. *2Act on the Evaluation of Chemical Substances and Regulation of Their Manufacture, etc.
  3. *3Act on Special Measures concerning Promotion of Proper Treatment of PCB Wastes
  4. *4Act on Rational Use and Appropriate Management of Fluorocarbons

Annual Transfer and Release of Substances Subject to PRTR Reporting Over the Past Three Years

  FY 2017 FY 2018 FY 2019
Substances subject to reporting 53 49 48
Air emissions 663 t 640 t 581 t
Releases to public water bodies 70 t 63 t 64 t
Drainage 0.3 t 0.5 t 0.5 t
Transfers outside the premises (waste) 511 t 598 t 652 t
  • *The data above covers 99% of the environmental impact of the KOBELCO Group in Japan.

Examples of Initiatives to Reduce Chemical Substance Use and Output

Production facility / company name Location Activities
Moka Works Moka, Tochigi Prefecture Reduced VOC usage and output by switching to water-based paints
Daian Works Inabe, Mie Prefecture Reduced the amount of chemical solution used in the inspection process
Kobelco Construction Machinery Co., Ltd. Hiroshima Factory Improved paint transfer efficiency and reduced paint usage by introducing painting robots

Atmospheric Emissions of Volatile Organic Compounds (VOCs)

Atmospheric Emissions of Volatile Organic Compounds (VOCs) Over the Past Three Years (incl. Group companies in Japan; unit: tons/year)
FY 2017 FY 2018 FY 2019
550 634 577
  • *Calculated for volatile organic compounds (VOCs) relevant to the KOBELCO Group, out of those specified as Class 1 Designated Chemical Substances in Appended Table 1 of the Ordinance for Enforcement of the Law Concerning　Pollutant Release and Transfer Resister.
  • *The data above covers 99% of the environmental impact of the KOBELCO Group in Japan.
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