Isopropyl alcohol is a common solvent, disinfectant, de-icing fluid, and fuel additive. Its availability and flexibility as a solvent make it useful in many industrial and medical applications.
SDA 40B is used extensively in the production of perfumes, cosmetics, and hand sanitizer. This product is denatured with Bitrex, an intensely bitter but odorless compound that renders the alcohol undrinkable. A permit may be required to use this product.