What crucial information, often found within the recycling symbol on plastic items, specifies the actual type of plastic resin?

Answer

Resin Identification Code (RIC)

The Resin Identification Code, often a number inside or beneath the loop (e.g., 1 for PETE), specifies the type of plastic resin used, which is key for processors.

What crucial information, often found within the recycling symbol on plastic items, specifies the actual type of plastic resin?

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