The caustic effects arise from getting very alkaline, however, if potassium hydroxide is neutralised having a non-toxic acid then it gets to be a non-harmful potassium salt. It can be authorized like a food stuff additive under the code E525. Potassium Cyanide may be organized by a variety of procedures https://what-is-potassium-cyanide27032.bloginder.com/30981992/the-ultimate-guide-to-potassium-cyanide-vs-sodium-cyanide