How Much Alcohol Do You Really Need In Hand Sanitizer?- alcohol companies making hand santizer ,Differences in a sanitizer's ingredients is one factor that might explain the discrepancy between results. Based on the active agents, there are two main types of sanitizer: alcohol-based hand ...How Much Alcohol Do You Really Need In Hand Sanitizer?Differences in a sanitizer's ingredients is one factor that might explain the discrepancy between results. Based on the active agents, there are two main types of sanitizer: alcohol-based hand ...