He said they were concentrating on producing a synthetic alternative.

Prosthesis is a synthetic alternative for missing limbs, teeth, and various other body parts.

Even the gems used in industry now have synthetic alternatives.

With the coming of synthetic alternatives, the value of emery dropped, the mine closed and it was put up for sale in 1983.

A modern synthetic alternative is microfiber.

The synthetic alternatives often improve shifting performance while decreasing internal wear and noise.

With the development of synthetic alternatives, the use of zein in this market eventually disappeared.

Ivory has now been replaced by synthetic alternatives.

Often made from the leg bone of a cow, deer, or similar animal, there are also synthetic alternatives made from plastics.

There are synthetic alternatives for medical device products, but they are not as stretchable as natural rubber.