Advanced Emissions Solutions, Inc. Advancing Cleaner Energy First Quarter 2021 Earnings Results Call May 11, 2021 © 2021 Advanced Emissions Solutions, Inc. All rights reserved. SAFE HARBOR 2 This presentation includes forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, which provides a "safe harbor" for such statements in certain circumstances. The forward-looking statements include statements or expectations regarding cash flows from refined coal ("RC"); opp ...