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Chemistry · Glossary

What is Resin identification code?

Definition 15.4 School Chemistry — Grades 1 to 12 · Chapter 15 — Plastics and Synthetic Materials

The resin identification code is a number from 1 to 7, printed inside a triangle of arrows on a plastic object, that names the plastic it is made of, so that it can be sorted for recycling. The triangle does not mean that the object will be recycled.

The seven resin identification codes, each with the short name of its plastic.
The seven resin identification codes, each with the short name of its plastic.
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