Testing Results for Royston-1 Confirming Light Oil Discovery CALGARY, AB, Dec. 6, 2021 /CNW/ - Touchstone Exploration Inc. ("Touchstone", "we", "our", "us" or the "Company") (TSX: TXP) (LSE: TXP) is pleased to provide an update on the results of the first production test at our Royston-1 exploration well and provide data from the second test, both of which confirmed separate light oil discoveries.