Assertion: scale's range | /r/DefinedAs | hard
Facets:
value: moderately
type: DEGREE
Source sentences:
text: The handbooks does indicate that above the midpoint of the ranges defined as "Moderately Hard", effects are seen increasingly: "The chief disadvantages of hard waters are that they neutralise the lathering power of soap.... and, more important, that they can cause blockage of pipes and severely reduced boiler efficiency because of scale formation.