An overturned tractor-trailer venting a vapor cloud closed both sides of ... Two people were taken to the hospital with minor injuries. Hazardous materials experts were at the scene to help ...

Parts of Sydney's south were briefly threatened by a toxic vapour ... windows until the cloud dissipated. Six fire trucks and 22 firefighters including specialist hazardous materials experts ...

An overturned tractor trailer venting a vapor cloud closed both sides of ... according to fire officials. Hazardous materials experts were at the scene to help deal with the venting gas, they ...