How to vaporize oil from the material

To burn oil from some material, it is possible to use pipe with the stone, and use some cap on top of the pipe, to make hot chamber. Using cap on top of the pipe having a lot of profits, for example: all smoke will go from the pipe to the user, oil will be burned, it will be possible to taste the taste of the oil, and so on.

As a cap it is possible to use a lighter, for example.
1) put material
2) burn it
3) after few seconds place a lighter on top of the pipe.
Material will be vaporized