NAIIS-User-Manual.Docx Page 44 10/02/2013 
Glossary	of	terms	and	abbreviations	
 
AD – Activity Data 
AWMS – Animal Waste Management System 
BOD – Biochemical Oxygen Demand 
C – Carbon 
C2F6 – Hexafluoroethane 
CF4 – Tetrafluoromethane 
CH4 – Methane 
CO – Carbon Monoxide 
CO2 – Carbon dioxide 
COD – Chemical Oxygen Demand 
dm – dry matter 
Gg – Gigagram 
ha – hectare 
HFC – Hydrofluorocarbon 
hl – hectolitre 
k – kilo 
kg – kilogram 
kha – kilo hectare 
kt – kilotonne 
LTO – Landing/Take Off 
LUCF – Land-Use Change and Forestry 
LULUCF – Land Use, Land-Use Change and Forestry 
m3 – cubic meter 
MCF – Methane Correction Factor 
Mg – Megagram 
Mha – Megahectare 
MSW – Municipal Solid Waste 
N – Nitrogen 
N2O – Nitrous Oxide 
NFP – National Focal Point 
NH3 – Ammonia 
NMVOC – Non-Methane Volatile Organic Compound 
NOX – Nitrogen Dioxide 
PFC – Perfluorocarbon 
RA - Reference Approach 
SE – Sectoral Expert 
SF6 – Sulphur Hexafluoride 
SO2 – Sulphur Dioxide 
SWDS – Solid Waste Disposal Site 
t – tonne 
Tg – Teragram 
TJ – Terajoules 
XML – Extensible Markup Language 
year t – inventory year