0 a light plastic that contains gas and is used for wrapping things in before putting them in boxes -- （用於包裝的）泡沫聚苯乙烯
Costs for conventional expanded polystyrene insulation can range from £7.50/sq.m for 100mm thick material to £17.50/sq.m for high-quality 50mm material.
The only thing that could be stored is hollow spheres made of a virtually weightless material such as expanded polystyrene.
This prohibited, for one year, the supply of children's furniture containing more than small amounts of polyurethane foam and expanded polystyrene.
It limited the amount of polyurethane foam and expanded polystyrene that could be used in the upholstery.
Some shipping companies have experimented with using popcorn as a biodegradable replacement for expanded polystyrene packing material.
However, popcorn has numerous undesirable properties as a packing material, including attractiveness to pests, flammability, and a higher cost and greater density than expanded polystyrene.
The nose ribs are expanded polystyrene while the ailerons are made of wood and covered in fabric.
It uses an expanded polystyrene foam pattern which is then surrounded by sand, much like sand casting.
