What is HIV?

Hiv is a sexually transmitted disease. Blood-to-blood contact, including through injection needles during blood transfusions, unprotected sexual contact and mother-to-child transmission at birth are the main ways through which transmission of the virus possible.

To hiv to transfer, there must be a certain amount of virus present. Hiv cannot be transmitted through saliva, sweat, snot and tears, because there is a little virus in. It can only be transmitted via infected (menstrual) blood, vaginal fluid, pre-ejaculate (to a lesser extent), sperm and pus.

The infected blood, fluid, sperm or pus has a ' gate ' need to be in the body of another person. By an intact skin touches the virus. Wounds, blisters and sores on the body, on the other hand, are Gates through which the virus can do to the inside.

The virus can penetrate a body via certain mucous membranes. Infection is possible if the virus comes into contact with the mucous membranes of the labia, cervix, vagina, penis, urethra, anus, throat, colon, mouth and mucous membranes of the eye-especially if those not quite intact. Not every mucous membrane is equally permeable, one is somewhat tougher than the other.

From: https://nl.wikipedia.org/wiki/Hiv