Assertion: wheelchair's weight | /r/HasProperty | reduced
Facets:
Source sentences:
text: In recent years “7000 series Aluminium” versus earlier versions heat treated and is stronger and therefore less material is needed and therefore the weight is also reduced.
text: When the overall weight is reduced it improves optimal propulsion efficiency and energy conservation.
text: Of course with less tubing, the weight of the frame is reduced as well.