[Insigne123]

Would there be enough available printing media to economical reproduce, say, a first-lady’s caboose? Stunt men could use it to fall on out of buildings

[JRandomFreeper]

Printing media ranges from precious metals to mashed potatoes.

Those fancy cakes in the grocery store? 3-D printer for the decoration, in a lot of cases.

/johnny

[ScottinSacto]

I read one article on it where they had a hangar sized one in development for plane fuselages. But I believe the answer to your question is still no.