__________ valves utilise a flexible diaphragm (disk) against a fixed seat. Both of these allow the control mechanism to be completely sealed from the fluid without the utilization of seals or glands, although they are limited to relatively low temperatures and pressures.

__________ valves utilise a flexible diaphragm (disk) against a fixed

1.	__________ valves utilise a flexible diaphragm (disk) against a fixed seat. Both of these allow the control mechanism to be completely sealed from the fluid without the utilization of seals or glands, although they are limited to relatively low temperatures and pressures.
A.	Globe
B.	Gate
C.	Throttling
D.	Diaphragm
Answer» E.