I can't talk for all countries, but in Austria the cheapest alcohol you can buy is "Spiritus", and they add something to make it taste bitter. You can use it as

I can't talk for all countries, but in Austria the cheapest alcohol you can buy is "Spiritus", and they add something to make it taste bitter. You can use it as fuel, for degreasing, cleaning, etc. You can get pure, food grade ethanol at the pharmacy.