exposure to environmental tobacco smoke Secondhand (Environmental Tobacco Smoke) - Cancer-Causing Substances Is breathing Michigan's wildfire smoke
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The amount and time spent smoking can change the chance of getting this lung disease

Sinus infections can also be triggered by allergies

Up in Smoke: From Legislation to Litigation in Tobacco Politics [Derthick, Martha A.] on Amazon.com

Know what is flammable, and know what serves as a source of ignition: Use a properly grounded electrical outlet Electric appliances can spark and ignite an oxygen fire Aerosol sprays, paint and thinner, Vaseline and Vicks VapoRub are easily ignited Through our Home Medical Equipment (HME) teams, VITAS provides home medical equipment, including oxygen tanks, to our patients as part of the Medicare hospice benefit

Some other tips that will help include: Locate the source of the infestation

I've been having the same problem, with smoke from a downstairs apt