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Material Balance

Material Balance

INPUT FY2015 FY2016 FY2017 FY2018
Development/Design
Planning/Design
Raw Materials
  • Metal [ktons]
18 25 16 15
  • Plastic [ktons]
9 11 9 7
  • Others [ktons]
15 15 13 12
Chemical Substances (*)
  • VOC [ktons]
1.3 1.4 1.3 1.1
  • PRTR [ktons]
9.7 9.8 9.5 10.4
Water
Water usage [Mm3] 15.83 16.87 15.54 13.83
Energy
Total [PJ] 18.37 20.38 19.25 17.35
  • Purchased electricity [GWh]
1,680 1,899 1,800 1,614
  • Heavy oil, kerosene, etc. [kL]
8,590 10,118 10,100 6,822
  • LPG, LNG [tons]
3,454 3,059 2,954 2,222
  • Natural gas, city gas [Mm3]
29.92 29.99 29.76 28.01
  • District heating and cooling [TJ]
42 43 43 41
Distribution/Sales Energy
  • Fuel (light oil, gasoline, etc.) [PJ]
1.50 1.46 1.18 1.02
Usage Energy
  • Electricity [GWh (PJ)]
7,898 (77.64) 8,111 (80.87) 6,680 (66.6) 7,356 (73.34)
Collection/Reuse/Recycling
Resources recycling rate [%] 94.5 92.0 91.5 91.7
Amount processed [tons] 5,203 4,185 3,844 3,436
OUTPUT FY2015 FY2016 FY2017 FY2018
Development/Design
Planning/Design
Raw Materials
  • CO2 emissions [ktons-CO2]
630 640 520 410
Chemical Substances (*)
  • VOC [tons]
212 245 228 178
  • PRTR [tons]
10 11 10 9
Atmospheric Release
Total GHG emissions [ktons] 876 1,229 1,137 955
  • CO2 [ktons-CO2]
786 1,122 1,040 895
  • GHG other than CO2 (PFCs, HFCs, SF6, NF3, others) [ktons]
90 107 97 60
  • NOx [tons]
103 104 63 32
  • SOx [tons]
108 30 11 4
Water Discharge
Wastewater [km3] 14,080 15,280 14,610 12,650
  • BOD [tons]
397 391 290 270
  • COD [tons]
160 179 94 55
Waste
  • Amount of Waste Generated [ktons]
20.7 22.4 21.9 19.0
  • Thermal recycling volume [ktons]
4.6 4.7 4.8 4.0
  • Material recycling volume [ktons]
14.9 15.6 16.0 14.3
  • Disposal volume [ktons]
1.1 2.1 1.1 0.7
Distribution/Sales Atmospheric Release
  • CO2 [ktons-CO2]
100 99 80 69
Usage Atmospheric Release
  • CO2 [ktons-CO2]
4,410 4,570 3,460 3,650

* Substances that qualify as both a PRTR targeted chemical and a VOC are included under "VOCs" only.

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