While the quest to cut carcinogens wages on, the solutions seem to be getting bigger. Pyrex tanks, bulky batteries and parts that need consistent maintenance are everywhere. Pant pockets bear signs of carrying enormous alternatives to lighters and soft-packs. Purses weigh more than they should. Sleek and simple to use, this personal oil vaporizer weighs under 20 grams empty and fits in the palm of your hand, pocket or purse.