This article originally appeared on ProPublica. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox.

Formaldehyde is a toxic chemical that is ubiquitous in modern life. It’s in adhesives, plastics and children's toys, to name a few. And according to a new investigation from ProPublica, it’s in the ...

The chemical formaldehyde is found just about everywhere, including in composite lumber, plastics, paints and glues used in many homes and offices. This past week, an EPA evaluation said it poses “an ...

EPA said formaldehyde, a ubiquitous and cancer-tied chemical, presents an “unreasonable risk” to human health, a finding that triggers regulatory action to restrict or ban certain uses. The final ...

These highlights were written by the reporters and editors who worked on this story. In a world flush with hazardous air pollutants, there is one that causes far more cancer than any other, one that ...