Gratomic has commenced an independent Prefeasibility Study Toronto, ON. September 7, 2021 Gratomic Inc. (“Gratomic”, “GRAT” or the “Company”) (TSX-V: GRAT) (OTCQX:CBULF) (Frankfurt:CB82) announces that the Company has commenced an independent Prefeasibility Study (“PFS”), alongside providing an operational update on the commissioning progress currently underway at the Company’s flagship Aukam Vein Graphite Project in Namibia. The PFS has been undertaken by Process Research Ortech Inc., based out of Mississauga, Ontario, Canada. The PFS to date has been able to independently verify that Aukam Graphite is capable of being upgraded without any chemical or heat treatment to a grade of 99.38% Cg. Gratomic has also begun construction and extensive testing on Gratomic TM coin cell batteries using graphite sourced from the lower adit of the Aukam graphite project and prepared by Ortech to 99.81% Cg.