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However, in contrast to infrared waves, which are mainly absorbed on the surface of objects and cause floor heating, radio waves are capable of penetrate the surface and deposit their energy inside materials and biological tissues.
Light-emitting phosphors are applied as a paint-like coating to the inside of the tube. The glucuronidation can take place on the oxygen subsequent to the ring (NNAL-O-Gluc), or on the nitrogen contained in the ring(NNAL-N-Gluc).
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