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| | Indoor Air Pollution: An Introduction for Health Professionals | Publications | Indoor Air | Air | US EPA |
 | | It must be noted that some of the signs and symptoms noted in the text may occur only in association with significant exposures, and that effects of lower exposures may be milder and more vague, unfortunately underscoring the diagnostic challenge. |
 | | Signs and symptoms of VOC exposure may include eye and upper respiratory irritation, rhinitis, nasal congestion, rash, pruritus, headache, nausea, vomiting, dyspnea and, in the case of formaldehyde vapor, epistaxis. |
 | | Signs and symptoms in children may include irritability, abdominal pain, emesis, marked ataxia, and seizures or loss of consciousness. |
| www.epa.gov /iaq/pubs/hpguide.html (12342 words) |
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