Correction (you're right, of course, if you live in a country that thinks vodka must always be 40%): Everclear is effective. It also comes in minibar sized bo

Correction (you're right, of course, if you live in a country that thinks vodka must always be 40%): Everclear is effective. It also comes in minibar sized bottles. 95% isopropyl alcohol is even cheaper, and puritan-compatible. ;)