 BioLargo Inc said it was very close to unlocking the potential of its technologies, as the cleantech group outlined key strategic partnerships and initiatives, aimed at expanding the firms commercial reach. In a wide-ranging letter to stockholders, CEO Dennis Calvert also noted BioLargo had the financing in place to meet its short-term needs and has reduced its debt by over 4 million since the end of 2019, He highlighted that the firms per-and poly-fluoroalkyl substances PFAS chemical water treatment device - the Aqueous Electrostatic Concentrator AEC - was heading towards commercial launch earmarked for the first half of 2022 and the company had recently launched a formal testing program. 