Although these incidents are rare it is important to know what to do when warned of an incident.


Upon receiving warning of a release of a Toxic Chemical or Radiation.

  • Go indoors and stay there, (see Taking Shelter ).
  • Close all windows and air vents.
  • Switch off air conditioning, ventilation and fans.
  • Cover unsealed fresh food.

During and after the Incident.

  • Do not go outside until you are told to do so (see  Taking Shelter).
  • Do not collect children from school they will be looked after.
  • Do not go outside to look for pets; if they were outside at the time of the emergency, you may put yourself and others with you at risk if you let them in.
  • If you think you are contaminated do not leave the scene wait for specialist advice.