1.
The most common packing used in industrial operations is _______________ rings?

2.
Refractory bricks are usually dried in a ________________ dryer?

3.
Occurrence of ‘case hardening’ during drying of a high moisture solid cake _______________ the drying rate?

4.
The binary diffusivity in gases at atmospheric conditions is about ___________________?

5.
For absorbers, high pressure drop results in___________________?

6.
_____________ is the temperature at which a gas-vapor mixture becomes saturated, when cooled at constant total pressure out of contact with a liquid ?

7.
Pick out the wrong statement ?