With non-Newtonian fluids, once deformation starts, it gets faster and faster as the viscosity of
this lubricating layer precipitously declines.
«We showed that the mucin passively adsorbs to the contact lens material and forms
a lubricating layer between the contact lens and the cornea,» explains Benjamin Winkeljann, first author of the study.
That day and in several later experiments, gaseous carbon dioxide from the thawing ice maintained
a lubricating layer under the slab and also pushed sand aside into small levees as the slabs glided down even low - angle slopes.
«When the vesicles touch a fibre, they break and spread out to form
a lubricating layer,» says Fossum.
Not exact matches
The work revealed an underlying
layer of partially melted rock, 100 kilometers belowground and 10 kilometers thick, that
lubricates the motion of the Pacific Plate (SN: 3/7/15, p. 6).
Portions of the San Andreas fault seem to self -
lubricate with a clay
layer that's deposited by fluid seeping through cracks opened by fault movement.
«Synovium — the thin soft - tissue
layer that covers and
lubricates your tendons — has estrogen receptors in it, so when your hormones fluctuate, it can swell.»
It keeps the outer
layer of hair
lubricated and prevents drying, which is the excessive evaporation of moisture.