Commonly used abbreviations

ACOP

Approved Code of Practice

ACTS

Advisory Committee on Toxic Substances

CAD

Chemical Agents Directive

CAS

Chemical Abstract System

CD

Consultative Document

CHIP

Chemicals (Hazard Information and Packaging for Supply) Regulations

COSHH

Control of Substances Hazardous to Health Regulations EC European Community

ESR

Existing Substances Regulation

HSC

Health and Safety Commission

HSE

Health and Safety Executive

IOELV

Indicative Occupational Exposure Limit Value

MDHS

Methods for the Determination of Hazardous Substances, published in series by HSE

MEL

Maximum Exposure Value

NONS

Notification of New Substances Regulations

OEL

Occupational Exposure Limit

OES

Occupational Exposure Standard

SCOEL EC

Scientific Committee on Occupational Exposure Limits

STEL

Short-term exposure

TWA

Time Weighted Average

WATCH ACTS

Working Group on the Assessment of Toxic Chemicals