The polymer family the material belongs to determines which resin identification code is applied.
| Icon | Plastic family |
|---|---|
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Polyethylene Terephthalate (PET, PETE) |
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High Density Polyethylene (HDPE) |
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Polyvinyl Chloride (PVC) |
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Low Density Polyethylene (LDPE) |
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Polypropylene (PP) |
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Polystyrene (PS) |
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Other. Includes any resin not listed. This category also includes all materials that are blends or contain fillers. |
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Undetermined (for example, legacy data) |