Black Swan Graphene Announces Closing of Equity Swap with Nationwide Engineering Creating a Strategic Partnership, Part of an Integrated Supply Chain, to Accelerate the Adoption of Graphene-enhanced Concrete Globally

TORONTO, April 6, 2023 /PRNewswire/ – Black Swan Graphene Inc. (“Black Swan”) (TSXV: SWAN) (OTCQB: BSWGF) (FSE: R96) and Nationwide Engineering Research and Development Ltd (“NERD”) are pleased to announce the closing of the Equity Swap and the entering into of the Supply Agreement…