What is the formula for making hand sanitizer?

What is the formula for making hand sanitizer?

To get one cup of sanitizer, combine ⅓ cup of gel or glycerin with ⅔ cup of rubbing alcohol. Mix thoroughly with your spoon or whisk to ensure that the alcohol is evenly distributed throughout the gel. Stir in five drops of an essential oil, if you're using it.May 10, 2020

How do you install a hand sanitizer dispenser?

https://www.youtube.com/watch?v=prLNn-HqRds