Incense provides the scents which are to be inspirations allowing our senses to experience via the imagination and thus in ritual magick the essence appropriate. In the ancient world, burning incense was one of the main types of offering to deities, demons and the ancestral dead. This practice in ancient Greece was called fumigation, the incense was visualized to be received by the deity or spirit as a means of calling forth or having prayers/spells to reach with the scents flowing forth.