We have become familiar with alcohol based hand sanitizers in recent years due to this pandemic. But have you ever wondered what's the purpose of alcohol in a hand sanitizer? If you have, just let me know. To clear one thing. In chemistry, an alcohol is just a type of organic compound which consists of an Oh group or a hydroxyl group attached to a saturated carbon atom. In other words, or simpler words, basically, alcohol isn't a specific compound, it is a type of compound