Does Styrofoam have formaldehyde in it?

Online Answer
Styrene is a chemical found in polystyrene plastics, better known as Styrofoam materials. Among other additions to the list are formaldehyde, aristolochic acids, and certain glass and wool fibers found in insulation.
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Products derived from plastics, and those especially from oil, tend to be seen as environmentally unfriendly. Polystyrene is also slow to biodegrade which adds to its poor reputation among environmentalists..
Polystyrene is highly flammable and ignites at relatively low temperatures. It has been linked with huge fires, often in commercial buildings and warehouses, where its use is more common.