This has brought about a new generation of metals and materials that have increased wear life primarily through the reduction of friction between mating components.
(This; has brought about; a new generation of metals and materials that have increased wear life primarily through the reduction of friction between mating components) (a new generation of metals and materials; have increased; wear life)
This a new generation of metals and materials
has brought about have increased
a new generation of metals and materials that have increased wear life primarily through the reduction of friction between mating components
wear life