A nickel-aluminum alloy is treated with a solution of this compound to activate Raney nickel. In the production of biodiesel, this compound’s anhydrous form catalyzes the transesterification of triglycerides with methanol. Bauxite is heated with a solution of this compound to produce alumina in the Bayer process. This multi-element compound is isolated with the extremely-inefficient chloralkali process. (10[1])A canonical neutralization reaction reacts hydrochloric acid with this compound to produce table salt and water. White pellets of this caustic compound are commonly used as chemical drain cleaners. For 10 points, soda lye is made up of what strong base with chemical formula NaOH ■END■