Tabea's newest masterpiece

"It works. It is my masterpiece. I'm genius after all" Said Tabea proudly

"Yeah yeah. Like your earlier masterpiece that exploded and masterpiece before that" Monica scoffed again.

"There were some miscalulations but ya' know Rome was not built in a day!" Tabea replied

Tabea is sure she have to do some unreal transform to prove Monica that her invention works.

But what?