This topic covers the control of biologically hazardous agents in the workplace. They include viruses, bacteria, fungi, protozoa, parasites and tissue culture cells.

Work with biological hazards (both intentional and incidental) must be strictly controlled under the Control of Substances Hazardous to Health Regulations 2002 (COSHH) and this topic describes the control measures that must be put in place.

Both intentional work with biological agents, eg laboratory research, and work activities where exposure is incidental, eg some construction work or work outdoors that involves contact with soil, are covered by COSHH.

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