Shore (scleroscope )hardness

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hardness tester — ▪ device device that indicates the hardness of a material, usually by measuring the effect on its surface of a localized penetration by a standardized rounded or pointed indenter of diamond, carbide, or hard steel. Brinell hardness is … Universalium
shore hardness — ˈshō(ə)r , ˈshȯ(ə)r noun Usage: usually capitalized S Etymology: after Albert F. Shore, 20th century American manufacturer : hardness of metal or other material as measured by a Shore scleroscope … Useful english dictionary
Hardness — This article is about mechanical properties of materials. For other uses, see Hard. Hardness is the measure of how resistant solid matter is to various kinds of permanent shape change when a force is applied. Macroscopic hardness is generally… … Wikipedia
Operational definition — The operational definition of a peanut butter sandwich might be simply the result of putting peanut butter on a slice of bread with a butter knife and laying a second equally sized slice of bread on top An operational definition defines something … Wikipedia

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