"It has already been established this does not relate to any leak or airborne emission from the buildings and is not transmittable and may not be connected with the University at all. The affected student is currently being treated at a specialist toxicology unit at a hospital in Cardiff."
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So how hot is it across Wales? Well official weather temperatures show we're basking in summer conditions not seen for ten years.
The Met Office has today issued a Level 3 Heatwave Alert for the South East Region
Wednesday afternoon's weather for the east of the region