| prov:value
| - Allergens found in dust, animal fur, cockroaches, mold, and pollens from trees, grasses, and flowers Irritants such as cigarette smoke, air pollution, chemicals or dust in the workplace, compounds in home d??cor products, and sprays (such as hairspray) Certain medicines such as aspirin or other nonsteroidal anti-inflammatory drugs and nonselective beta-blockers Sulfites in foods and drinks Viral u
|