WeWork Says Thousands of Its Phone Booths Could Have Dangerous Levels of Formaldehyde After People Complained About Odor and Eye Irritation Posted byAaron Holmes October 14, 2019 Leave a comment on WeWork Says Thousands of Its Phone Booths Could Have Dangerous Levels of Formaldehyde After People Complained About Odor and Eye Irritation The company warned tenants that many of the offices’ phone booths were being removed due to ‘potentially elevated levels of formaldehyde.’