Why put incense in the environment?

Both Buddhism and Taoism use mirrors, and Buddhist mirrors should have a certain arrangement and orientation. It is usually called a pentagonal mirror. He is a Buddhist and arranged a similar Dojo. Or believe in the Tantric quasi-mirror arranged by Tantric Sect and carve Sanskrit seeds. Taoism is mainly used for opening light, transforming evil spirits, building houses and practicing, that is, when meditating, it is arranged in a certain way.