Capnomancy
Capnomancy is an ancient form of divination by observing smoke, generally rising from a sacrificial fire or from incense burned on an altar. The direction, shape and smell of the smoke are interpreted as signs.
Origin and etymology
The word comes from the Greek kapnos (smoke) and manteia (divination). The practice is attested in ancient Greece, notably in the context of ritual sacrifices where the officiants observed the way the smoke rose toward the sky. A straight, clear column of smoke was a good omen, while swirling or downward-driven smoke was considered unfavorable. Analogous practices existed in Babylonian Mesopotamia, in ancient Rome where libanomancy (by incense smoke) was documented, and in imperial China during court rites. The French term capnomancie was codified in the 17th century in scholarly compilations on the divinatory arts.
Evolution and tradition
Capnomancy is one of many elemental forms of divination based on the observation of nature: pyromancy for fire, hydromancy for water, geomancy for earth. It is rarely practiced systematically today, but survives in related forms: interpretation of incense smoke in ceremonial magic, reading of St John's bonfire smoke in some European folklore, observation of candle burning in folk magic. Native American traditions (notably among the Hopi and Navajo) use the smoke of the peace pipe and sacred herbs in a similar ritual framework, without technically being called capnomancy.
Practical use
Capnomancy remains marginal in contemporary divinatory practices. It can be integrated into a personal ritual: lighting an incense or a candle while asking a question, and then observing the smoke. Smoke rising straight up suggests assent, dispersing smoke an energy scattered, smothered smoke an obstacle. On Tarotoui, capnomancy is documented as a historical practice among the traditional mantic arts, without being offered as an interactive tool. The practice requires attention, slowness and basic safety precautions (ventilation, fireproof supports).
Going further
Capnomancy rests on physical factors (air currents, humidity, composition of the burning material) that can rationally explain the variations observed. Interpretation therefore remains largely intuitive and subjective. Note also that in modern practice, capnomancy is sometimes confused with libanomancy (by incense smoke) or knissomancy (by smell). These technical distinctions vary by author.