(HealthDay News) - most people are indoors 90% of the time, says website womenshealth.gov, stressing the importance of indoor air pollution.
The site refers to these common sources of air inside bad:
Wood, coal, oil or gas residues burned inside the House.Tobacco smoke.Materials used in the construction of a House, including asbestos insulation and pressed wood.Accumulation of radon gas.Pest control products, paint, or cleaning chemicals.Nails, hair spray or other personal care products.Bacteria, pet dander, mold, mildew or other biological pollutants.
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