Says this:

Disputes are divided. Okay by Google. The weight of the penis.
A man with an average penis size wears 125 grams in sweaters (taking into account the weight of the testicles) if the penis is not excited, and 200 grams if it is erected.

According to the publication "Anatomy in Figures"
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The mathematician, physicist and engineer were given the same red rubber balls and told to determine their volume.
The mathematician measured the diameter of the ball and calculated the volume according to the formula for the ball.
The physicist placed the ball in a vessel with water and calculated the volume of displaced water.
The engineer opened a reference book of red rubber ball volumes.