A chemical manufacturing company has been fined £2.5m after highly corrosive acids were leaked into the atmosphere. Schools were closed in West Thurrock, Essex, and a gas cloud spread across nearby ...

A cotton swab is dipped into concentrated hydrochloric acid (producing hydrogen chloride gas) while a second on is dipped into concentrated aqueous ammonia (producing ammonia gas). Both cotton swabs ...

A routine industrial process led to an unintentional release of hydrogen chloride vapor, prompting a hazmat response by the Fire Department.

Emergency services advised businesses and schools in West Thurrock and Chafford Hundred to shut, after a cloud of hydrogen chloride could be seen. The HSE, which investigated and prosecuted the ...

An accidental hydrogen chloride vapor release at a Columbia business prompted a hazmat response Monday. Several people at the scene experienced breathing problems due to the vapor. The hazmat team ...