Three related abilities may be used in clairvoyant psychic readings: 1  Clairvoyance, or the ability to see clearly. 2  Clairaudience, or clear hearing.  Clairsentience, or clear feeling (physical or emotional), also known as clear knowing.
In optics, dispersion is the phenomenon in which the phase velocity of a wave depends on its frequency. Media having this common property may be termed dispersive media. Sometimes the term chromatic dispersion is used for specificity.
This method is called âfractional distillationâ. The difference between the apparatus used for simple and the apparatus used for fractional. distillation is the presence of a âfractionating columnâ in the fractional distillation. In a distillation, liquid is converted to vapor by heating and the vapor is then condensed back to liquid by cooling.