Five other folks had been taken to clinic following a significant incident at an business website in County Armagh.
Emergency services and products attended a possible chemical incident close to Magheralin, the Northern Ireland Fire and Rescue Service has mentioned.
Some 17 other folks have been assessed on the scene by means of ambulance services and products, with 5 being transferred to clinic. None are considered in a existence threatening situation.
There is not any possibility to the general public, however the fireplace provider has requested that individuals keep away from the realm.