Hydro and Thermal Power Station Models

     This  mini dioramic display arrangement illustrates the overall working principles of  hydro-electric power and thermal electric power generation and distribution.

Petrol and Diesel Engine Models

     Elevation and cross sectional views of a four-stroke four-cylinder engine and 2 stroke single-cylinder engine models are exhibited as working models to illustrate their working principles. A carburetor, an injector and a working model of a spark plug are displayed to illustrate their main functions.

Tamil Nadu Newsprint and Papers Limited

    The factory's scale model of Tamil Nadu Newsprint and Papers Limited (TNPL), Karur, which was presented by them is exhibited to illustrate the main areas and the processing activity with neon bulbs and captioned labels.

Mass Rapid Transport System (MRTS)

     Mass Rapid Transport System (MRTS)  miniature working model presented by Southern Railway, Chennai on loan basis to illustrate the transport system operating between Chennai Beach Station and Tirumayilai Station.