Agreement to Treat Uranium Waste Dumps with DISA

4 September 2025

Metals One Plc

("Metals One" or the "Company")

Agreement to Treat Uranium Waste Dumps with DISA Technologies

Pathway for Metals One to generate revenue from US uranium and critical minerals production

Further to the announcement on 13 August 2025 regarding the Company's acquisition of 75% of Standard Minerals Inc. ("Standard"), which holds the Radium Mountain and Wedding Bell uranium claims in Colorado (the "Colorado Projects"), Metals One (AIM: MET1), a critical and precious metals exploration and development company, is pleased to provide the following update.

Standard has signed a Term Sheet with DISA Technologies, Inc. ("DISA") to seek to evaluate and, if successful, treat historically abandoned uranium mine waste dumps and recover saleable uranium and other critical mineral concentrates at the Colorado Projects. Standard holds the rights to uranium minerals at the Colorado Projects on Bureau of Land Management ("BLM") property.

Highlights:

·    Standard (Metals One 75%) to be paid a Gross Revenue Share of saleable uranium and other critical mineral concentrates recovered from waste dumps at the Colorado Projects via deployment of DISA's modular mobile plants utilising the patented High-Pressure Slurry Ablation ("HPSA") system

·    No capex or opex payable by Standard

·    13 separate prospective waste dumps have been ground surveyed at the Colorado Projects - others may be added to this inventory over time

·    Standard to receive a percentage of gross product sale revenue stream, minus certain post-treatment allowable costs. A sliding scale with a base rate of 2.5%, through to 4.0% in certain metals pricing environments

·    DISA to be operator of the Colorado Projects and pay all associated costs of permitting, evaluation, treatment and ongoing remediation

Read more via source-

Source: Agreement to Treat Uranium Waste Dumps with DISA