Graphene Manufacturing Group (GMG.V) on Wednesday said it shipped its first-ever bulk order of THERMAL-XR to its exclusive North American distributor, Nu Calgon Wholesaler, which is marketed and sold as "Nu-Calgon CoolWorx powered by GMG Graphene".nnThe company is authorized to export, distribute, sell, use and dispose of graphene coating across multiple industries in the United States in accordance with its pre-manufacture notice P-25-0018, it stated.nn"Delivering our first bulk shipment of THERMAL-XR to Nu Calgon is a genuinely significant moment for GMG," said chief executive Craig Nicol. "This order marks the transition from development and approval to commercial reality in the world's largest HVAC-R market. Receiving EPA authorisation to export and sell our graphene-based product in the United States is something very few companies have achieved, and we are proud to be bringing that technology to market alongside a distributor of Nu Calgon's calibre."nnThe company's shares were last seen up $0.10 to $2.39 on the TSX Venture Exchange.