Herbert Morrison gives speech encouraging people to be vigilant against gas attacks.
Title reads: "Mr Herbert Morrison on gas".
C/U of Morrison talking from his desk about the danger from gas attack. Various shots of people in the streets carrying their gas masks. C/U of Morrison speaking, his speech forms the track to the story. Various good of a crowded street, everyone is wearing their gas mask. C/U Morrison speaking, he calls on everyone to do their part in protecting themselves from gas attacks.