The library was closed for renovations. The bookstore said the edition was out of print. And his exam on axial compressors was in six days.

: Analysis of centrifugal compressors and pumps, including slip factor and surging.

: Machines are categorized by their function into power generating (e.g., hydraulic, steam, and gas turbines) and power absorbing (e.g., pumps, fans, and compressors).

He slammed the laptop shut. The whine of his frustration was almost as high-pitched as a centrifugal pump approaching stall.

The book is split into three logical acts. Here is the high-level map:

: Explains the Euler turbine equation, velocity triangles, and the degree of reaction.

They have to be handed over, page by fragile page.