When we think of printing inks, we think of the materials that help make packaging, publications and much more stand out. The blacks and colors that we see are derived from either pigments or dyes, and for the most part, are petrochemical-based. Living Ink has a different approach altogether. A biomaterials company, Aurora, CO-based Living Ink has developed inks based on algae, a sustainable technology, to replace petroleum-derived products. With Algae Ink, Living Ink is commercializing envir...