AN INCREASINGLY desperate Russia has begun deploying a mysterious new gas on the battlefield in Ukraine. The sinister use of ...

The most common were: chlorine gas phosgene gas 'mustard' gas Poison gas had been created decades before World War One but it had never been used on such a large scale before. The first major use ...

Officers hoped the vomiting, suffocation and burns caused by poison gases would force troops to abandon positions in what quickly became a standoff between German and allied forces. They also had ...

Around 500 people were evacuated from Sweden's security HQ and eight sent to hospital last Friday Traces of the World War One poison gas phosgene were detected in an incident at Sweden's security ...