Assertion: falling piston viscometer | /r/CapableOf | operate on similar principle
Facets:
value: as the falling sphere viscometers
type: OTHER
Source sentences:
text: Falling piston viscometers operate on a similar principle, but they measure the resistance to the piston falling through the material.
text: Falling Piston viscometers operate on similar principles as the falling sphere viscometers, except that they measure resistance to a piston moving through a fluid.