Formaldehyde still stinks....
We have not heard of Dr. Schnell before, because the media cartel say that he was not supporting their agenda.
That is the way that controlling the information flow works.
Communicable Disease Center? The author just lost a lot if cred.
One of the WHO branch called The International Agency for Research on Cancer (IARC) from time to time publish raport and in 2012 they did aboutt formaldehyde and others substances.
http://monographs.iarc.fr/ENG/Monographs/vol100F/mono100F-29.pdf
5. Evaluation
There is sufficient evidence in humans for the
carcinogenicity of formaldehyde. Formaldehyde
causes cancer of the nasopharynx and leukaemia.
Also, a positive association has been observed
between exposure to formaldehyde and sinonasal
cancer.
There is sufficient evidence in experimental
animals for the carcinogenicity of formaldehyde.