The throw.—What is the throw of an eccentric? [II. 443].
Double beat.—What is a double-beat valve? [II. 443].
Expansion joint.—What is an expansion joint? [II. 141], [443].
Oil cup.—What is an oil cup? [II. 443].
Siphon.—What is a siphon or worsted? [II. 443].
Impermeator.—What is a steam lubricator or impermeator? [II. 444].
Hand-worked valves.—What are the valves of a marine engine that are worked by hand? [II. 444].
Vacuum gauge.—What is a vacuum gauge? What is a mercury vacuum gauge? [II. 444].
Total condenser pressure.—How would you find the total pressure in a condenser? [II. 444].
Racing.—What is meant by the racing of an engine? [II. 444].