Sodium Hydroxide, Flakes, Technical is a highly caustic metallic base combined with alkali salt. Commonly known as Caustic soda, this inorganic compound is water soluble, as well as in ethanol and methanol. The dissolution of solid Sodium Hydroxide in water creates a highly exothermic reaction creates a lot of heat.
Sodium Hydroxide Flake or lye comes in a flake form that some prefer over sodium hydroxide beads. It is used in cold and hot process soap making and produces a solid bar.