Glossary of Terms
Following is technical information about Central’s assets. This includes geological and specialist gas exploration information.
1P – Proved
2P – Proved and probable
2C – Contingent (best estimate)
bbl – barrel (unit of measure)
Contingent – technically recoverable resources of discovered but uncommercialised gas
CSG – coal seam gas
mcfd – thousand cubic feet per day
mmbl – Million barrels
PJ – Petajoules (unit of energy measure)
Tcf – Trillion cubic feet (unit of measure)
The following figure explains other frequently used terminology, within the context of certainty and commercial status.