performance in prior periods without the effect of items that, by their nature, tend to obscure Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude. Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com, Media Contact: Kyle G.

Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude. Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude. Investor Relations Contact: Joe Di Salvo, Vice President, Treasurer and Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media Contact: Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude. Investor Relations Contact: Joe Di Salvo, Vice President, Investor Relations, PolyOne Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com or Media Contact: Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com, Media Contact: Kyle G.

performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, giuseppe.disalvo@avient.com; Media Contact: Kyle G.

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Dynaflex™ G provides durability and UV stability for cooler feet and wagon wheel tread

Natural gas and raw materials costs represent a substantial part of our manufacturing costs. Rathbun 43 Senior Vice President, Mergers & Acquisitions Ana G. Ana G.

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We understand that nature-related risks are highly location-specific, so each of our sites globally is assigned a biodiversity risk level based on the WWF Biodiversity Risk Filter (more details of the analysis in Metrics section).