June 12, 2008 - ...polystyrene. They don't want other kinds of foam, such as packaging materials that bend. Polystyrene will break if you bend it far enough, and products also carry the tell-tale symbol: the numeral 6 inside a triangle.The city also doesn't want the small foam "peanuts" that are commonly thrown into boxes to cushion shipped goods. Some of those peanuts are not the type of product the city is recycling.Besides polystyrene, Bethlehem's recycling center also accepts are glass, cans,...