AQMS vs NDRA Comparison

Aqua Metals Inc is developing and seeking to commercialize proprietary recycling and refining technologies for the recovery of critical minerals and metals. Its patented and patent-pending AquaRefining process is an electro-hydrometallurgical method designed to recover high-purity materials from battery and other metal-bearing feedstocks using a closed-loop system powered by electricity. Its idea is to reduce CAPEX and OPEX costs, reduce emissions, hazardous waste, and reliance on conventional smelting and chemical-intensive refining processes. It has one operating segment: sustainable metals recycling. It focused on the development and commercialization of AquaRefining technology for the clean and efficient recovery of valuable metals from lead-acid and lithium-ion batteries.

ENDRA Life Sciences Inc is engaged in the development of thermo-acoustic enhanced ultrasound (TAEUS) technology to improve the capabilities of clinical diagnostic ultrasound. The company's technology is used to measure tissue composition, including the assessment of fat in the liver, and is being developed for additional clinical applications such as tissue temperature monitoring.