Engine: General Subjects

1. A Mechanical traps relying on the principle of buoyancy.
2. B Thermodynamic traps relying on the principle of condensate undergoing a pressure drop and flashing.
3. C Thermostatic traps relying on the principle of differing expansion rates for dissimilar metals.
4. D Thermostatic traps relying on the principle of expansion/contraction of a volatile fluid.

Tip: press A-D to answer