It should not, mine doesn't. If yours does so then seek medical advice or check your water.
Sperm should not sting your tongue. There are a few explanations though. If you have just gotten your tongue pierced, it might sting. If you got a cut on your tongue or bit your tongue that could make it sting. Other than that it should not hurt to swallow sperm.
Eye wash is usually sterile saline solution so that it does not burn or sting when placed on the eye.
No, distilled water is distilled water.
Distilled water is not a base.
You should not drink distilled water as it lacks minerals which are beneficial for us.Make a solution of the salt in distilled water.
Distilled water is neutral
The abbreviation for distilled water is H2O.
Water (distilled or not) is a chemical compound - H2O.
distilled! :D
Distilled water is clearly labelled as such.
Distilled water is homogenous not heterogenous.
Distilled water is pure.