Percentage saturation of a vapor bearing gas is always ________ the relative saturation?

Presence of nitrogen in high concentration in contaminated air reduces partial pressure of oxygen in lungs, thereby causing asphyxia (suffocation) leading to death from oxygen deficiency. Concentration of N2 in contaminated air at which it acts as a natural asphyxiate is ≥ ________ percent?

________ alloys have the highest specific strength of all the structural materials out of the following?

Large scale drying of sugar is done in a ________ dryer?

Dust content in raw blast furnace gas is about ________ gm/Nm3; hence it is cleaned to the dust level of about < 10 mg /Nm3 before use?

With decrease in porosity, the ________ of the refractories decreases?