Eco Etiquette: Should I Freak Out About Formaldehyde In Baby . Jan 26, 2011 . Specifically, pressed wood furniture, which includes particleboard (hello, Ikea!), some plywood, and medium density fiberboard. . Thankfully last year, President Obama signed the frumpy-sounding (but landmark) Formaldehyde Standards for Composite Wood Products Act into law, which will help protect..