The Earth grid is composed of local, regional, and global lines of energy. Locally, they are known as Hartmann lines; regional ones are referred to as Curry lines, and when they span the globe, they are called ley lines. The force field is referred to as telluric currents. There is also another type known as black lines. Black lines are local or regional only. They are negative or unhealthy energy that can be straight or curved.
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Episode 6 – How to find invisible energy highways