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84 National Grid Gas plc Annual Report and Accounts 2009/10
Glossary and definition
s
References to NGG, the 'Company', 'we', 'our',
and 'us', refer to National Grid Gas plc itself
or to National Grid Gas plc and its subsidiaries
collectively, depending on context.
bcm Ofgem
Billion cubic metres The Office of Gas and Electricity Markets
FRS tonnes CO
2
equivalent
UK Financial Reporting Standard Measure of greenhouse gas emissions in relation
to the impact of carbon dioxide
GAAP
Generally accepted accounting principles RA
V
Regulatory asset value
GW
Gigawatt, 10
9
watts TW
Terawatt, 10
12
watts
GWh
Gigawatt hours TWh
Terawatt hours
HSE
Health and Safety Executive
IAS
International Accounting Standard
IFRIC
International Financial Reporting Standards Interpretations Committee
IFRS
International Financial Reporting Standard
KPI
Key Performance Indicator
LNG
Liquefied natural gas
Lost time injur
y
A work-related injury which causes a person to be
away from work for at least one normal shift after the
shift on which the injury occurs, because the person is
unfit to perform his or her duties
mcm
Million cubic metres
National Grid
National Grid plc, the ultimate parent Company of
National Grid Gas plc and its controlling party