Tests have now established that the student's body had a quantity of the chemicals thallium and arsenic. It’s is not known at this stage how the chemicals entered the student’s body but as a precaution Southampton University has closed some of its research chemistry labs.
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A bright start with sunny spells for much of the day. Becoming cloudy with rain later.
Pollen levels are very high
Showers continuing to clear this evening for a mostly dry night with clear spells.