Passage through a partition or wall by a wire, cable, or other electrically conductive object
Penetration (firestop), an opening in a wall or floor assembly required to have a fire-resistance rating, for the purpose of accommodating the passage of a mechanical, electrical, or structural penetrant
Penetration (weapons), the ability to pierce the target's armor or other protection
Penetration depth of light or any electromagnetic radiation in a physical medium
Penetrating trauma, injury that occurs when an object pierces the skin and enters a tissue of the body
In roofing, pipes, conduits, and HVAC supports passing through the roof
in some jurisdictions, a criminal charge related to various sexual offences
In basketball, the ability of a player to drive through the opposition's defense
In magic, an illusion in which one object appears to pass through another
This disambiguation page lists articles associated with the title Penetration. If an internal link led you here, you may wish to change the link to point directly to the intended article.