Chemical engineering plant cost index is used for finding the present cost of a particular chemical plant, if the cost of similar plant at some time in the past is known. The present cost of the plant = original cost × (index value at present/ index value at time original cost was obtained). The most major component of this cost index is________?

Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its________?

Paraffins are desirable in lubricating oil, as it has got high________?

________ is normally used for the manufacture of refrigerator components and transistor parts?

Pascal law is not applicable for a/an ________ fluid?

Reaction of calcium carbide with water produces a gas, which is used________?