The truth is, it's not that simple. What Is Polystyrene, and Why Is It Harmful? Expanded polystyrene (EPS) is commonly referred to as 'Styrofoam', which is actually the trade name of a foam ...

The sheets of plastic you get in a Shrinky Dinks kit is polystyrene—the same stuff as recycled plastic #6, which is commonly used for those clear clamshell containers you see in cafeterias.

Currently, 119 cities and counties in California prohibit businesses from providing customers with takeout food packaging made of polystyrene. San Diego is in line to be the 120th. Others won’t ...

Expanded polystyrene (EPS) foam is a problematic material ... Once the bonding agent has cured, the resulting sheet, block or other item is removed from the mold and is ready for use.

A ban on sales of styrofoam products used in food service was supposed to have taken effect Jan. 1, but California hasn’t taken steps to enforce it. CalRecycle, the state agency tasked with ...