Acid leak at St. Catharines auto plant hospitalizes up to 23 people

Up to 23 people were taken to hospital after an acid leak at an automotive plant in St. Catharines, Ont., on Tuesday, after workers accidentally opened up a valve that released approximately five litres of liquid hydrochloric acid that then transformed to vapour. According to the St. Catharines fire chief Dave Upper, all were expected to be discharged before the end of the day.