Environment Report 2017

7. Glossary

1

AELs

Associated Emission Limits

2

Anaerobic digesters

Micro-organisms that break down biodegradable material in the absence of oxygen

BAT BEIS boe BREF

Best available technique

Department for Business, Energy & Industrial Strategy

3

barrel of oil equivalent

BAT Reference

Bunding

A retaining wall for safety or environmental purposes

4

Bq

Becquerel

CEFAS

Centre for Environment, Fisheries and Aquaculture Science The process of cementing the space between the wellbore and casing

Cementing

CFC

Chlorofluorocarbons

5

CH CO CO CO

Methane

4

Carbon monoxide Carbon dioxide

2

6

e

CO

equivalent

2

2

Condensate

A natural gas liquid with a low vapour pressure that generally occurs in association with natural gas.

DLE

Dry Low Emission

7

EEMS

Environmental Emissions Monitoring System

EOR

Enhanced oil recovery

EU ETS F-gases Flaring

EU Emissions Trading System

8

Fluorinated gases

The controlled burning of natural gas in the course of oil and gas production operations

Fuel gas GC-FID

Gas used in power generation offshore

9

Gas chromatography – flame ionisation detector

GHG HFCs

Greenhouse gases Hydrofluorocarbons

10

HMCS

Harmonised Mandatory Control Scheme

IED

Industrial Emissions Directive

IOGP

International Association of Oil & Gas Producers

LCP

Large combustion plant

11

Loss of containment

An unplanned or uncontrolled release of hydrocarbon or other substance from primary containment

MCPD

Medium Combustion Plant Directive

MER UK

Maximising Economic Recovery from the UK Continental Shelf

MWth

Mega Watt thermal

59