Difference between revisions of "Penetration"
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Latest revision as of 20:49, 27 May 2008
| http://home.comcast.net/%7Einfinitycrops/sperm.jpg | WARNING: THIS ARTICLE MAY CONTAIN SMALL TRACES OF SEMEN. Anyone with a receptive vagina should proceed with extreme caution. |
see drill.
The act of thrusting the penis into the vagina.
Among other things.
The most easily remembered formula to calculate penetration is de Marre's
wv^2=kd^3(t/d)^n
(See tank)
