article_snippet: Police are investigating why the experiment was being carried out and what precautions had been taken.
article_snippet: A university worker, who declined to be named, told the MEN: 'From what I've been told, the MEN were mixing two chemicals together and the experiment crystalised and became a threat. '
article_snippet: In We office in the George Begg building the We didn't know what was happening at first.
article_snippet: The police and fire service were called and a major incident has been declared. '
article_snippet: Area manager Nick Searle, from Merseyside Fire and Rescue were called after a small explosion involving a chemical at the site. '
article_snippet: Paramedics were also requested to check a man at the scene.'
highlights_snippet: Team called in over fears Chemical .
  