You will need
  • - alcohol
  • - water
  • coal
  • - gauze or a towel
Measure out the amount of alcohol and water. The proportion should be about 2 to 3. That is per liter of alcohol of 96% of the fortress need to take half a liter of water.
Water pre-boil and cool, to avoid the sediment and turbidity of the liquid. You can take distilled water.
When diluted alcohol pour it in the water, not Vice versa. If you care about the quality of the resulting product, it is recommended to add in diluted alcohol charcoal (2 tablespoons per liter of liquid) and stir. then endure an hour and strain through cheesecloth or a towel.