Reddit reviews FDC 99% Pure Sodium Hydroxide/Pure Lye, 2 lb Jar

Produces an exothermic reaction when mixed with water, thus resulting in opened drains that are extremely clogged.Use it as a heavy duty oven cleaner on hard to remove baked on grease.When mixed with fats and oils, it will effectively make soap from a process of saponification.Strips up to 30 layers of paint by creating a very high pH level on the surface and a special chemical reaction between the pain and the sodium hydroxide.Used in a variety of industries including paper manufacturing, oil refining, metal processing & fabric manufacturers.