Assertion: traction elevator | /r/HasProperty | efficient
Facets:
value: more energy
type: DEGREE
value: in taller buildings.[citation
type: LOCATION
value: for the work of freight lifting
type: PURPOSE
Source sentences:
text: Although hydraulic freight elevators exist, Cable-Borne Elevators, or Traction Elevators are more energy efficient for the work of freight lifting, especially in taller buildings.[citation needed]
text: These traction elevators have improved controls, hardware, and other systems that not only use less energy, but are much more compact, efficient, and even generate electricity that a facility can use.