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We also expanded our cybersecurity controls to address the evolving global cybersecurity threats. Our competencies define what it takes to be successful at Avient. Some of the programs are tailored to local standards and needs.

The spectrophotometer is coupled with a computer, which allows colors to be measured under controlled conditions, and compared to an established standard, resulting in a numerical expression defining the relationship of the batch to the standard. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment. Some of the information arises from laboratory work with small-scale equipment which may not provide a reliable indication of performance or properties obtained or obtainable on larger-scale equipment.

What is Classed as Recycled Content Infographic_Select GLOSSARY OF TERMS POST- CONSUMER RECYCLE (PCR) TRADITIONAL BLACK MASTERBATCH AVIENT ONCOLOR™ IR SORTABLE BLACK MASTER- BATCH RETAIL/ CONSUMER RECLAIMER LANDFILL MATERIAL MANUFACTURER RECYCLE VALUE CHAIN BLACK PACKAGING Material Manufacturer - Raw material suppliers or processors who produce materials ready for manufacturing Masterbatch - A solid or liquid additive used for coloring plastics Retail/Consumer - End user Reclaimer - Local recycling center for consumer goods Post-Consumer Recycle (PCR) - Materials derived from polymers reclaimed at the end of their lifecycle that have been through waste treatment Landfill - Infrastructure with highly engineered containment systems that act as a safe and permanent repository for waste material that cannot be reused or recycled

Housing for Crane Control What's the Difference? What's the Difference?

Each of such adjustments has not yet occurred, are out of Avient’s control and/or cannot be reasonably predicted. Sharpening focus on cost control & driving productivity in SG&A and in our plants 4. Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

Each of such adjustments has not yet occurred, are out of Avient’s control and/or cannot be reasonably predicted. Sharpening focus on cost control & driving productivity in SG&A and in our plants 4. Below is a reconciliation of these non-GAAP financial measures to their most directly comparable financial measures calculated and presented in accordance with GAAP.

However, in some cases a robot can be used to automatically remove the gate. This is due to the machine transferring from injection speed controlled to pressure controlled. This pressure control is what helps fill and pack material into the mold.

You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. 5 Non-GAAP Financial Measures The Company uses both GAAP (generally accepted accounting principles) and non-GAAP financial measures. The non-GAAP financial measures include estimated 2022 Dyneema business and Composites Platform pro forma EBITDA. Each of such adjustments has not yet occurred, are out of the Company's control and/or cannot be reasonably predicted.

Page 3 • This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. In certain cases throughout this presentation, we have presented GAAP and non-GAAP financial measures Use of Non GAAP Measures presentation, we have presented GAAP and non-GAAP financial measures adjusted to reflect full-year 2011 Pro forma results, including ColorMatrix. • PolyOne’s chief operating decision makers use these financial measures to monitor and evaluate the ongoing performance of the Company and each business segment and to allocate resources. In addition, operating income before special items is a component of various PolyOne annual and long-term employee incentive plans. • A reconciliation of each non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is posted on our website at www.polyone.com.