Question

which of the following is true about the cost of powder bed fusion (pbf) machines? they are very expensive. they have an average cost compared to other machines. they do not have a measurable cost. they are very cheap.

Explanation:

Powder Bed Fusion (PBF) machines are advanced 3D - printing equipment. They require high - precision lasers, complex powder handling systems, and sophisticated control software. The cost of these components, along with research and development expenses, makes them expensive.

Answer:

They are very expensive.