Do structural insulated panels really contain formaldehyde? Should you be concerned about using them in your new green home?

Yes – and no. Read on.Formaldehyde is a common chemical and a by-product of combustion (tobacco smoke, vehicle exhaust, and fumes from fireplaces, furnaces, and wood stoves). It can also be found in water solutions such as preservatives or disinfectants, and is used in the manufacture of many building materials. Formaldehyde gas has no color, but in high quantities has a sharp smell and can be