406 Hz is connected to the Zodiac Sign Sagittarius which also plays an important role in the alchemy symbolism, in the alchemy the meaning of this Zodiac Sign is associated with ceration, a part of the different alchemical processes, which is also called magnum opus which means as much as the great work and is related to the creation of the Philosopher's Stone.
When listening to frequencies, you should always drink enough water! The frequencies can be listened with speakers as well as with earphones.
Important Disclaimer: Frequencies should not replace medical treatment!
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