subduction zones in the tectonic plates,,as the plates move material is pushed down and the pressure is released at volcano's Source(s): http://en.wikipedia.org/wiki/Volcanos http://en.wikipedia.org/wiki/Tectonic_pl...
A body cavity search is either a visual search or a manual internal inspection of body cavities for prohibited materials (contraband), such as illegal drugs, money, jewelry, or weapons.Body cavities used for concealment include nostrils, ears, mouth, navel, penis (urethra and foreskin) or vagina, and rectum.n a thorough visual body cavity search, a flashlight is used to illuminate body orifices, including nostrils, ears, mouth, navel, penis (urethra and foreskin) or vagina, and rectum. Generally, the detainee is required to manipulate these body parts so that they can be examined.
Cavity filling, which prevents a tooth from further erosion and decay, has evolved as new substances have been tested for the actual filling material. In the early 1800s, dentists would simply roll a substance between their fingers until they had a tiny ball which could be jammed into the troublesome hole.