3-Ethoxy-1,2-propanediol is primarily used as a solvent in various industrial applications due to its ability to dissolve a wide range of substances. It is commonly employed in the formulation of paints, coatings, and inks, where it helps to improve the consistency and application properties of these products. Additionally, it is utilized in the production of cleaning agents and degreasers, where its solvent properties aid in the effective removal of grease and dirt. In the pharmaceutical industry, it serves as a solubilizing agent in the preparation of certain medications, enhancing the solubility of active ingredients. Furthermore, it finds application in the cosmetics industry as a component of personal care products, where it acts as a humectant to retain moisture and improve product texture.