Polystyrene, which is identified by the number "6" inside the recycling symbol. Polystyrene is commonly used in foam products, such as disposable coffee cups, food trays, and packaging materials, as well as rigid products like disposable cutlery and some plastic containers. Recycling guidelines for polystyrene plastics may vary by region, but here are some general steps to follow when recycling these items: 1. Identify polystyrene products: Look for the recycling symbol with the number "6" inside it, which indicates polystyrene plastic. Common polystyrene products include foam coffee cups, food trays, packaging materials, disposable cutlery, and some rigid plastic containers. 2. Empty and rinse (if possible): Empty the contents of the polystyrene container and give it a quick rinse to remove any residue if it's a rigid container. This helps to minimize contamination and odor during the recycling process. Note that rinsing foam products may not be practical, so it is less commonly required. 3. Check local recycling guidelines: Not all recycling programs accept polystyrene, so it's essential to check with your local waste management authority to determine if they accept this material. Some regions may have specific collection points or drop-off locations for polystyrene recycling. 4. Dispose of polystyrene products in the appropriate recycling bin or drop-off location: If your local recycling program accepts polystyrene, place the items in the appropriate recycling bin or take them to the designated drop-off location. This might be a mixed recycling bin, a bin specifically for plastics, or a container designated for polystyrene plastics only. 5. Follow local guidelines: Recycling regulations can vary between countries, states, and local municipalities, so be sure to follow any specific instructions provided by your local waste management authority. By following these steps, consumers can help ensure polystyrene products are recycled efficiently and effectively when possible. Remember to check your local recycling guidelines for any additional requirements or guidance, as polystyrene recycling can be more limited than other types of plastics.