Making potassium hydroxide is very easy to make.
All you need you is
- Potassium chloride or Sodium chloride
- Some insulated wire
- Lead dioxide anodes (other types of anodes will work fine)
Depending on what you want to make, sodium chloride make sodium hydroxide and potassium chloride makes potassium hydroxide.
First mix a 1:4 volume ratio of potassium chloride or sodium chloride to water.
Second tie you wire to your anodes. Make sure the anodes are completely submerged because the chlorine gas that is produced will rust them quickly.
Third attach your batery to the wires.
Fourth wait until the chlorine gas smell has stopped
And your done
WARNING: this must be done outside. Chlorine gas is produced which is deadly.