Established in 1806 as a small soap and candle business in New York City, Colgate-Palmolive is now a truly global company with products sold in over 200 countries and territories under such internationally recognized brand names as Colgate, Palmolive, Softsoap, Irish Spring, Protex, Sorriso, Kolynos, elmex, Tom's of Maine, Sanex, Ajax, Axion, Soupline, Haci Sakir, Suavitel, PCA SKIN, EltaMD, Filorga and Hello as well as Hill's Science Diet and Hill's Prescription Diet. Active and Particulate Interaction Mapping: Investigate the thermodynamic, electrostatic, and chemical interactions occurring between taurate/amino acid surfactants and critical dentifrice components, including polyvalent therapeutic cations (Sn2+, Zn2+), basic amino acids, fluoride sources, and inorganic abrasives (hydrated silica, calcium carbonate, calcium pyrophosphate).