To make these contraptions work, he has designed a variety of miniature steam plants (including boilers) for his vehicles. According to this interview in Wired, he says there is no actual advantage to using steam since it's heavy and potentially hazardous; it does, however, test the limits of his engineering skills.
When he's not building mini-steam plants, Huang is the character and toy director at Toys for Bob, where he designs characters for the Skylanders game.
You can watch some of his devices in action below:
Source: Wired

Brian Albright is the editorial director of Digital Engineering.
Contact him at [email protected].

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