They'll be driving on foam. Giant blocks of foam - known as expanded polystyrene -- are being used in construction projects across the Puget Sound, including the new State Route 99 ramps drivers ...

Dear Jim: I am thinking of building one of those concrete/foam block houses for efficiency, security and strength. Since concrete feels so cold, is it really energy efficient and will I be limited ...

It’s abundant because it’s cheap to produce, lightweight and convenient. However, the plastic foam is used for a relatively short amount of time but lives on for hundreds of years. The problem ...

SEATTLE -- Giant blocks of foam are being used in construction projects ... exit if they don't want to take the new tunnel. The large white blocks - known as expanded polystyrene, according ...