Assertion: flywheel | /r/MadeOf | steel
Facets:
value: typically
type: DEGREE
Source sentences:
text: Flywheels are typically made of steel and rotate on conventional bearings; these are generally limited to a maximum revolution rate of a few thousand RPM.
text: Flywheels used in car engines are made of cast or nodular iron, steel or aluminum.
text: Once made of steel, flywheels are now made of a carbon fiber composite which has a high tensile strength and can store much more energy.
text: It consists of 10 flywheels made of steel.