An automated steam power plant. Before you leave, it uses steam's pressure. Its's something Different™.

Instructions:

1.Press Green button to turn on

2.Watch

3.To turn off, press red button

Additionally, here is the same concept turned into a water fountain.

Edit: It's Now Self-Sustaining!

Edit 2:Added minimized edition.

@greymatter (View Post)

 Yeah, basically!

@rrr598 (View Post)

 Thank you.

I can try to make it smaller.

Edit: I made it smaller.