Explaination of indirect shaft and direct shaft system for model 1 and model 2.

Production of turbines for model 1 and model 2 and the making of boilers.

The process of building prototype to model 2.

Production of prototype model 1 which has indirect shaft system.

Explaination about model 3 and production of its turbine.

The production of prototype model 3.

Conducted a test on all of the prototypes.