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89
Sustainability Report 2011
Scrap metal recycled
• Old gas
appliances
Metric
tonnes
840
989
930
891
1,091
• From the
construction and
maintenance
of plant and
pipelines
Metric
tonnes
11
47
125
116
45
PE pipe recycled
Metric
tonnes
27
11.66
10.9
10.5
1
Abandoned
aquaknect hoses
Number
9,084
17,221
23,024
26,012
–
Abandoned service
pipes and fittings
Kg
2,206
3,509
10,715
6,434
–
Gas appliances
polyfoam
packaging
materials avoided
Metric
tonnes
2.19
4.33
4.12
5.04
4.45
Awareness Raising and Training
In-house
environmental
training (Hong
Kong)
Number of
man-hours
549
4,008
3,036
967
1,094
External
environmental
training (Hong
Kong)
Number of
man-hours
255
773
403
890
1,027
Environmental
training for JVs
Number of
attendants
213
135
168
48
30
Remarks:
1 Employees from The Hong Kong and China Gas Company
Limited, Towngas Avenue, U-Tech Engineering Company
Limited, Towngas Telecommunications Company Limited,
TSC Systems HK Limited, Manufacturing Business, Towngas
International Company Limited, Towngas China Company
Limited, ECO Environmental Investments Company Limited,
ECO Aviation Fuel Services Limited are included.
2 Contractor and joint venture employees are excluded.
3 A revised definition for accidents was adopted in 2005.
4 Only Towngas employees in Hong Kong are included.
5 Towngas China Company Limited’s employees are not
included before 2008.
Key Statistics
Unit
2011
2010
2009
2008
2007
6 Emissions were revised due to a change in calculation
method according to EMSD/EPD accounting guidelines.
Recalculated values may be slightly different from figures
provided in previous company publications.
# These figures are the savings achieved compared with
the data of a reference year before implementing the
respective environmental initiative
* The default value to account for the GHG Emission Factor
of electricity sold to customers in Hong Kong is 0.7kg/
kwh. Reference: Guidelines to Account for and Report on
Greenhouse Gas Emissions and Removals for Buildings of
Commercial, Residential or Institutional Purposes in Hong
Kong (by EPD & EMSD)