Assertion: worm | /r/MadeOf | dissimilar metals
Facets:
value: in order to minimize friction
type: PURPOSE
value: in order to minimize loss
type: PURPOSE
Source sentences:
text: The worm and the gear are made of dissimilar metals in order to minimize the friction and loss in efficiency.
text: In order to minimize friction (and therefore, heat), the worm and gear are made of dissimilar metals – for example, the worm may be made of hardened steel and the gear made of bronze or aluminum.