Compressed dry air is used as the cutting fluid, while machining________?

During its calorific value determination by bomb calorimeter, coal is combusted by ________?

Chrome magnesite bricks are used in the________?

________ process is used for producing soda ash?

When one of the fluids is highly corrosive and has fouling tendency, it should________?

The temperature at the eutectic point of the system is the ________ temperature that can be attained in the system?