Assertion: glycerin | /r/HasAspect | higher acoustic impedance
Facets:
value: favourably
type: MANNER
value: vs 1.483mrayl
type: OTHER
Source sentences:
text: Glycerol can be sometimes used as replacement for water in ultrasonic testing, as it has favourably higher acoustic impedance (2.42MRayl vs 1.483MRayl for water) while being relatively safe, non-toxic, non-corrosive and relatively low cost.