Hazel Parcells created this pendulum to work with the Determination Board she designed. The material in the bob is a ferrous Stainless Steel. The other parts are Sterling Silver. It is my theory that the pendulum is based on the Fibonacci series.
The ferrous quality of the bob makes the pendulum sensitive to the electromagnetic field. This makes it a superb measuring device for the acid/alkaline nature of the cells of organic matter.
There are many correlations to the Fibonacci sequence in the pendulum: