Used Cobalt Boats Can I Make A Toy Steam Boat Using {iron, Zinc, Cobalt, Or Nickel }(not Copper) As The Engine?

Can i make a toy steam boat using {iron, zinc, cobalt, or nickel }(not copper) as the engine? - used cobalt boats

It is entirely possible. What do you have against the copper? Do you have a workshop and access to supplies of steel and zinc?

Check the hundreds of kits available online.

.