Methoxyethanol, also known as methyl cellosolve, is a chemical compound commonly used as a solvent in various industrial applications like cosmetics and skincare products. It's a colorless liquid with a slightly sweet odor and is often used to dissolve other ingredients or as a carrier for fragrances. While methoxyethanol has use as a solvent, it can cause skin and respiratory irritation, so it’s important to use products that contain methoxyethanol with caution and proper ventilation.