(a) Health and safety

• Substances, organisms, and equipment in a laboratory can present a hazard

  • Hazards in the lab include toxic or corrosive chemicals, heat or flammable substances, pathogenic organisms, and mechanical equipment.

• Hazard, risk, and control of risk in the lab by risk assessment

  • Risk is the likelihood of harm arising from exposure to a hazard.

  • Risk assessment involves identifying control measures to minimise the risk.

  • Control measures include using appropriate handling techniques, protective clothing and equipment, and aseptic technique.