Clean Air Metals Inc. Announces Receipt of Final Approval from the TSX Venture Exchange

Toronto, May 21, 2020 - Clean Air Metals Inc. (TSXV: RAU.H) (formerly Regency Gold Corp.) ("Clean Air" or the "Company") is pleased to announce that further to its press releases of May 7, 2020 and May 14, 2020, Clean Air has received final approval from the TSX Venture Exchange ("TSXV") in respect of its previously announced reverse takeover transaction (the "Transaction"), which was completed on May 14, 2020, and its application for listing its common shares on the TSXV.

The Final Exchange Bulletin of the TSXV in respect of the Transaction was published on May 20, 2020. Trading in the common shares of Clean Air will resume effective at the open on May 22, 2020 under the symbol "AIR", and Clean Air will be listed as a Tier 2 "Mining Issuer" (as such term is defined in the policies of the TSXV).

ON BEHALF OF THE BOARD OF DIRECTORS
"Abraham Drost"
Abraham Drost, Chief Executive Officer of Clean Air Metals Inc.

For further information, please contact:
Abraham Drost, Chief Executive Officer of Clean Air Metals Inc.
Phone: 807-252-7800
Email: adrost@cleanairmetals.ca
Website: www.cleanairmetals.ca

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Cautionary Note

The information contained herein contains "forward-looking statements" within the meaning of applicable securities legislation. Forward-looking statements relate to information that is based on assumptions of management, forecasts of future results, and estimates of amounts not yet determinable. Any statements that express predictions, expectations, beliefs, plans, projections, objectives, assumptions or future events or performance are not statements of historical fact and may be "forward-looking statements." Forward-looking statements are subject to a variety of risks and uncertainties which could cause actual events or results to differ from those reflected in the forward-looking statements, including, without limitation: risks related to the TSXV listing, risk related to the failure to obtain adequate financing on a timely basis and on acceptable terms; risks related to the outcome of legal proceedings; political and regulatory risks associated with mining and exploration; risks related to the maintenance of stock exchange listings; risks related to environmental regulation and liability; the potential for delays in exploration or development activities or the completion of feasibility studies; the uncertainty of profitability; risks and uncertainties relating to the interpretation of drill results, the geology, grade and continuity of mineral deposits; risks related to the inherent uncertainty of production and cost estimates and the potential for unexpected costs and expenses; results of prefeasibility and feasibility studies, and the possibility that future exploration, development or mining results will not be consistent with the Company's expectations; risks related to commodity price fluctuations; and other risks and uncertainties related to the Company's prospects, properties and business detailed elsewhere in the Company's disclosure record. Should one or more of these risks and uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those described in forward-looking statements. Investors are cautioned against attributing undue certainty to forward-looking statements. These forward-looking statements are made as of the date hereof and the Company does not assume any obligation to update or revise them to reflect new events or circumstances, except in accordance with applicable securities laws. Actual events or results could differ materially from the Company's expectations or projections.

NOT FOR DISSEMINATION OR DISTRIBUTION IN THE UNITED STATES OF AMERICA

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