The English term 'coitus' means the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur
Coitus is the technical term for having sex. See the related questions below.
also............... polvo is to have a good nice interactioin! in spanish!!!!! yay!
If you're asking how it detects pregnancy, it does so by having a chemical dye that reacts with the hormones that are present when pregnant. If you're asking how it gives a negative result and then...