CITB Managers Hazardous Substances and COSHH 1

Question 1

Under COSHH Regulations 2002, what is the first step a manager must take when dealing with hazardous substances on site?

Accepted Answer

Carry out a suitable and sufficient assessment of the risks

Answer

COSHH Regulations require a suitable and sufficient risk assessment before any work with hazardous substances begins, as control measures cannot be properly selected without first understanding the risks.

Question 2

What does COSHH stand for?

Accepted Answer

Control of Substances Hazardous to Health

Answer

COSHH stands for Control of Substances Hazardous to Health Regulations 2002, the main piece of UK legislation for managing chemical and biological hazards at work.

Question 3

Which of the following is NOT a recognised route of entry for hazardous substances into the body?

Accepted Answer

Exposure to ionising radiation

Answer

The three main routes of entry for chemical hazardous substances are inhalation, skin absorption, and ingestion; ionising radiation is a separate type of physical hazard, not a chemical route of entry.

Question 4

What is a Workplace Exposure Limit (WEL)?

Accepted Answer

The concentration of a hazardous substance in workplace air, averaged over a specified reference period

Answer

WELs are airborne concentrations of hazardous substances set by the HSE to protect workers' health, expressed as time-weighted averages over 8-hour or 15-minute reference periods.

Question 5

Under COSHH, when must a COSHH assessment be reviewed?

Accepted Answer

When there is reason to believe it is no longer valid or there has been a significant change

Answer

COSHH assessments must be reviewed whenever there is reason to believe the assessment is no longer valid or when there has been a significant change in the work, substances used, or working conditions.

CITB HS&E Managers Practice Test

CITB HS&E Managers Practice Test

CITB Managers Hazardous Substances and COSHH 1