Today most of the people using pendullum Dowsing is a type of divination employed in attempts to locate ground water,gold,oil  usually dowsing originated in Germany during the 15th century, when it was used in attempts to find metals.

Pendulum dowsing has also been called "divining" for its ability to provide information and predict the future
The pendulum is a powerful object that receives information from the vibrations and energy waves emitted by people, places, thoughts and things.

Some say that the pendulum connects with a higher soul and call it "divining" as the information is believed to come from a divine source

No one knows for sure how the pendulum works, but the important thing is that it does work! As Thomas Edison is said to have replied when asked about electricity: "I don't know what it is, but it's there, let's use it."
The Pendulum is a dowsing tool that allows you to connect with your higher power so you can make the best decision to others or for yourself

In fact, of all divination systems, the Pendulum is the simplest most accurate divination tool available.  
At present you can use pendullum dowsing for personal guidance, business advice, or to assist others
people use pendulum dowsing to locate -- water, gold, oil and other minerals; lost objects; missing persons or pets,the quality and freshness of food and water; chemicals, pesticides or bacteria in food, compatibility between people etc.