Edited sentence: Air Taweez are written on paper and this kind of taweez need to be hanged in air for example on tree.Earth Taweez are buried in soil, graveyard etc.Fire taweez are written on paper and once its written the person who is using it will put it in fire.Most of you are aware about the use of charms and we also know that there are different types of charms same like there are various kinds of Taweezat.Muslims use written taweezs which have Quranic verses on a piece of paper or other material.Now these all above mentioned tawiz are written for different purpose.Sometimes there are different ways which are related with four elements.Taveez or Tawiz is singular word meaning charm.Taviz or Taveez or Taweez or Taweezat.Taweezat is plural meaning charms.The process of writing tawiz is also different for example in same cases it is written in ink, carved on metalic plate, or written on paper etc.There are various types of ready made taweez available ,but it should be noted that every single taweez is written for specific purpose and problem.Usually it is written in ink or with Zafran also there are various types of taweezats in which the Quranic verses are written on metallic small sheets or pieces.Water Taweez once written is thrown into water