This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Ultrananocrystalline diamondcoated pump seals. Argonne National Laboratory's two awards The surfaces of these ultrananocrystallinediamond UNCD mechanical seals are specially treated with continuous film of tiny diamonds This diamonds coating improves the pumps' reliability and ability to prevent fluids from escaping into the environment