Ever day we learn that a chemical in our lives is thought to cause cancer or some other illness. After a while, most people’s eyes glaze over and it’s left to the experts to figure out what the real hazard is.  Sometimes, movements form to get rid of the offending material and either an industry converts away from it or legislation is passed to force the conversion.  One very simple molecule, formaldehyde, has stubbornly resisted the pressure on it and remains a large part of some people’s lives to this day.  It is, at least, very strange.

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