Titanium is nontoxic. Why is this important in the manufacture of artificial body parts?

The answer to your question is below.

Explanation:

Titanium has that name due to the Greek Mythology. It is hard, shiny and strong metal.

Also, it is strong but less dense that some metals, so it can be used to create so prosthesis.

Titanium connects well with bone so it can be used in medicine.

It is a not toxic metal so this ensures its use in medicine and surgical applications.