1.   Authorities say the masks would be distributed to lawmakers as they exited the chamber in the event of a biological or chemical attack.

2.   Although the warheads were conventional, there were fears of a chemical attack and masks were distributed nationwide.

3.   At the time, the masks were distributed in anticipation of a possible Iraqi attack with biological or chemical weapons.

4.   In Golcuk, cars cruised the shattered town, distributing face masks against the smell of rotting bodies.

5.   She was worried about the effect of the ash on her children and complained that the government had not distributed face masks as promised.

6.   Second Sergeant Raymond of Dumai police said local health workers are distributing free masks at a main roundabout in town to motorists and passers-by.