Seven people were taken to hospital following a chemical spillage at Oswestry Waste Paper.
Five engines from Ellesmere, Oswestry and Tweedale Fire stations attended the chemical incident in Maesbury Road at 3.15pm on Thursday, December 6.
A West Midlands Ambulance spokesman said: "We were called to the scene in Mile Oak Industrial Estate just after 3.20pm.
"Two ambulances and two paramedic officers attended the scene, where a total of seven people received treatment.
"The patients were then taken to hospital as a precaution."
A Shropshire Fire and Rescue spokesman said: "The crews are currently investigating a small spillage of chemical."
Following the incident, Mile Oak industrial estate was closed, with heavy traffic along on Maesbury Road.
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