A piercing valve is a valve with a pointed sharp tip that is used to gain access to a sealed refrigeration system that does not have service valves or Schroeder ports. And is to be used as a temporary device .
A valve spring "keeper" or AKA a valve spring "retainer" is used to lock a valve spring to the valve.
Any, or all.http://www.body-piercing-jewellery.com/acatalog/DiamondToothSection.jpg
No, Claire's don't do belly piercing. Claire's don't actually do piercing at all, they use a piercing gun which is not the same thing, and legally can only be used on earlobes. If you want any sort of piercing you should always go to a piercing studio.
Alcohol should not be used on any piercing. Soaking your piercing in sea salt is best. you can also use non scented antibacterial soap to clean your piercing
Piercing Saw, not used for body piercing, however it is also called a "keyhole saw". Often used to start cutting a hole in a resticted space where other conventional saws won't fit due to size or space considerations.
A TIW valve is a type of safety valve that is used in the oil field. This valve prevents a blow out when drilling for oil.
Never get any piercing with a gun-style piercing machine no matter what. Gun-style piercing machines cause trauma, unnecessary damage, and scar tissue around the piercing that would not happen when proper equipment (a bevel-tip hollow piercing needle) is used.
A check valve allows for flow in one direction and a gate valve is used for positive shut off and a globe valve is used for throttling
A PCV valve is used to control the air that enters the crankcase.
A ball valve is used to turn water , gas or oil on and off.
There are many things that a valve grinder is used for. Typically, a valve grinder is used for helping a fuel air mixture to come in and to exhaust the burned gasses.