A filling is a material that your dentist uses to fill a cavity after he or she removes any tooth decay. To fill a tooth, your dentist will: 1  Numb your teeth, gums, tongue, and surrounding skin. 2  Sometimes use a small sheet of rubber on a metal frame (rubber dam) to target the decayed tooth and to stop liquid and tooth chips from entering your mouth and throat. 3  Drill out all the decay and replace it with a filling.
unrestricted - not restricted or modified in meaning; unrestricted verbs are usually stronger than those qualified by adverbs. grammar - the branch of linguistics that deals with syntax and morphology (and sometimes also deals with semantics)
inside the valve is a ball with a hole cut right through the center this ball is connected to the handle when the part with the hole is parallel with the pipe itself the water flow is unrestricted and flows freelyhe gate valve has much the same function as the ball valve in that it is used to restrict the flow of water only the gate valve is generally used for larger applications again the name explains the function