Vaporizer technology has come a long way since the earliest patents in the 1930s and the first commercially successful e-cigarette developed by Hon Lik in 2003. What started as a quest for a less harmful alternative to smoking has blossomed into a diverse and rapidly evolving industry. Today, vaporizers come in an astonishing array of sizes, shapes, and functionalities, catering to a wide spectrum of users – from those seeking to quit tobacco, to medical cannabis patients, to recreational consumers exploring different botanical extracts and e-liquids. Understanding the different types of vaporizers, how they work, and what they’re designed for can be daunting. This guide aims to demystify the world of vaporizers, providing a clear overview of the current landscape in 2025.