Basically HPV is Cervical Cancer virus
but studies show strong association with other types of cancer like cancers of the mouth and throat although it is mainly associated with tobacco use and alcohol.
** HPV 16 seems to play a role in the development of a significant number of cancers of the mouth and throat.
** Oral sex
increases your risk of acquiring an HPV infection
in your mouth or throat.
** The HPV vaccine
might be useful for prevention.
** Oral sex is not safer as it can transmit various type of STD.
I think you will get good information from it.