Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 4 of 4 for Air filter
  1. Indoor Air Pollution (National Library of Medicine)  
    We usually think of air pollution as being outdoors, but the air in your house or office could also be polluted. Sources of indoor pollution include: Mold ...
  2. Inhalation Injuries (National Library of Medicine)  
    ... possible, by keeping windows closed and using an air filter. If you have asthma, another lung disease, or ...
  3. Nose Injuries and Disorders (National Library of Medicine)  
    Your nose is important to your health. It filters the air you breathe, removing dust, germs, and irritants. It ...
  4. Pulmonary Embolism (National Library of Medicine)  
    ... the leg. In rare cases, material such as air bubbles, clumps of fat, or parts of a ... to sleep for this procedure. A vena cava filter may be used in some people who cannot ...