What the science says:
American Cancer Society
One study found that workers exposed to formaldehyde, had higher than normal levels of chromosome changes in early white blood cells in their bone marrow. This finding supports the possible link between formaldehyde exposure and leukemia.
“IARC Classifies Formaldehyde as Carcinogenic”
Environmental Protection Agency (EPA):
Allergic Contact Dermatitis is a health issue for some people.
World Health Organization
There is an increased risk of mortality
http://www.euro.who.int/__data/assets/pdf_file/0009/128169/e94535.pdf
Journal of Occupational Medicine: Official Publication of the Industrial Medical Association
We conclude that, in sensitized subjects, specific late asthmatic reactions may be provoked by brief exposures to formaldehyde.
