The phrase "air mask" is correct and usable in written English.
It can be used to refer to a mask designed to filter or purify air, often used in contexts related to health, safety, or environmental protection.
Example: "During the wildfire season, many people wore air masks to protect themselves from harmful smoke inhalation."
Alternatives: "respirator" or "air filtration mask".
In that case, you might ask to be reseated, or don an air mask.
Lieutenant Ryan's air mask and other equipment have been impounded for inspection.
The three men battled their way back to the room, using a firehose to clear a path through the fire, and found Mr. Neglia lying unconscious without his air mask on.
He was equipped with an air mask, but firefighters say it is often impossible to keep the mask on for the entire time it takes to ventilate a building.
Items that Rio can examine are indicated by a radiating circle, but she won't inspect anything unless you can guess its name -- simple enough when what you see is a dress, but harder when it comes to a mysterious object that turns out to be an air mask.
Instead, he walked freely into Beth Israel the day afterward and visited the victim's baby in the neonatal intensive care unit, Mr. Hyman said, adding that the doctor tugged on her tiny arms and pulled on her air mask to the point where nurses became alarmed.
But the congratulatory air masked some dissatisfaction.
But Muster's brutish air masked other interests, like his painting.
She worked hard and with tenacity and her apologetic and self-effacing air masked an indomitable, unquenchable spirit.
As they waited, the two firefighters immediately took off their air masks to share with the family members.
Mayor Michael R. Bloomberg said yesterday that the New York Fire Department would buy 1,500 new air masks that protect firefighters from hazardous materials like nerve agents and other dangerous chemicals.
