Vaporizers, also known as vape pens, are a type of electronic cigarette that vaporizes liquid solutions rather than burning them. The first vaporizer was invented by Herbert A. Gilbert in 1963 and patented in 1965, but it did not become commercially successful until the 1990s when modern e-cigarettes were developed. Vaporizers can be used with a variety of different substances, including tobacco and cannabis. They are often used to avoid the harmful side effects of smoking such as cancer or lu