1. I assume you mean by "imprinting" water with the frequency? In SAMA 2, John talks about using either the PEMF or the laser products to imprint frequencies into liquids. Hydrogen into water should be easily done using any of the Hydrogen programs.
2. This is an informative link:
3. In the SAMA about PEMF and LLLT, John says that sometimes the glass blocks the signal, so it is better to turn the magnet over and put it over the open top to imprint the substance inside the glass container.
For more information please check this link: