Knoop scale
[ noop ]
noun
a scale of hardness based on the indentation made in the material to be tested by a diamond point.
Origin of Knoop scale
1Named after F. Knoop, 20th-century American chemist
Words Nearby Knoop scale
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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