Building Construction Related to the Fire Service (1st Edition)
Chapter 1 Terms
Building Construction & The Firefighter

Bench Mark
A mark on some object firmly fixed in the ground from which distances and elevations are measured.

Water Hammer
The noise and force which develops in water supply lines when the flow is suddenly stopped by the rapid closing of a valve.

Due to the fact that this chapter has only two terms, no test is available-See Ch.1-2 test.