The sitt will fumigate the items with spirit incense and chant a khayt that invokes all z?r spirits collectively. The objects are then set beneath the pillow, and goals expose the spirits as well as their needs. The sitt al-'ilba, or A further skilled z?r adherent, can also interpret the possessed desires to discover this information and facts.[198

Steering of the outlet is achieved through the work of a slightly bent or “steerable” downhole motor (currently the know-how of directional drilling has improved by using the “RSS: Rotary Steerable System” that permit to steer an gap continuing the rotation with the drilling string. The RSS raise the security as well as drilling effectivene