Correct answer
C. Surface cleanliness
Explanation
The correct answer is Surface cleanliness.
Blast furnace slag is mainly molten________?
Which of the following gaseous fuels has the lowest calorific value?
Gibbs free energy of a pure fluid approaches ________ as the pressure tends to zero at constant temperature?
Low pressure Zeigler process of polythene manufacture________?
Diaphragm electrolytic cell as compared to mercury electrolytic cell________?
Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the________?