Researchers developed a modular etching–brushing–soaking protocol to standardize lithium metal surfaces, improving reproducibility and full-cell battery performance (ID: 5db8f51035f8b91d). While not a biotech therapy, the work can affect biologics supply-chain reliability and the durability of biomedical devices relying on power systems. The key contribution is methodological: by reducing variability introduced by surface preparation, the protocol makes results more comparable across labs. This type of standardization is often a prerequisite for scaling downstream manufacturing and testing. The work’s impact is indirect for biotech, but it is relevant to device engineering where lithium metal behavior remains a major bottleneck.