Well, that's pretty disturbing. It isn't advised to drink such liquid. However, it's up to you to decide if it's worth the risk.
Apart from STDs it doesn't really matter.
no
Have a female do a hand stand, or so that her vagina faces up. then you pour liquid into the vagina. then the male or female procedes to drink said liquid from the vagina. like a tea cup
It means that the water or liquid is safe to drink.
How big are the glasses? What is in them?
No, it'll make your vagina turn a moldy green color. Source: Personal Experience
Vagina
no
That isn't something safe to find out. If you drink way too much liquid, you can die from heart failure because it dilutes the potassium in your blood.
no it is not safe to drink.
Yes it is completely safe to drink.
Drink it the liquid.
Yes, it is safe to drink old wine.