1.   Not to mention the knees, ankles and toes that he needs to make prosthetic limbs.

2.   The rehabilitation center also makes artificial limbs for amputees who work with mine-removal agencies.

3.   These limbs must be made entirely of plastic in order not to hamper metal detectors.

4.   They have thought he might work at a factory that makes artificial limbs.

5.   But it will be a long time before artificial limbs can be made to perform more complex tasks such as throwing a ball, he said.