What does furniture stuffing,paneling,particle board,and foam insulation contain? 

A)  carbon monoxide 
B)  asbestos 
C)  chloroform 
D)  formaldehyde

Furniture Stuffing

Materials used within furniture to provide padding and support, commonly made from foam, down, polyester fibers, or other soft materials.

Paneling

Materials, often in sheets, used to cover walls, ceilings, or other surfaces in buildings for aesthetic or insulating purposes.

Formaldehyde

A colorless, strong-smelling gas used in building materials and many household products, known for its preservative and antibacterial properties.