The days of rolling joints are coming to an end. In 2017, more and more people are choosing to consume marijuana electronically.
Just like so many things about life in the post-smartphone world, cannabis is being made more convenient and accessible through modern technology. Rather than buying cannabis, rolling a joint, and burning plant matter, more and more people are turning to vaping — a far easier, more modern way to consume cannabis. You simply purchase plant matter or a small cartridge of oil (depending on the vaping device), load it into an inexpensive pen, and you’re ready to go.
... read more at: http://www.businessinsider.com/how-vaping-works-2017-7