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Dictionary definition: international (practical) temperature scale
- Article from:
- A Dictionary of Weights, Measures, and Units
- Author:
Copyright© A Dictionary of Weights, Measures, and Units 2002, originally published by Oxford University Press 2002. (Hide copyright information)
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international (practical) temperature scale (
IPTS
,
ITS
)
temperature
Metric
Introduced in 1927 to provide a common reproducible basis for scientific and industrial measurement of temperatures over a large range of values, this scale has been progressively refined and redefined as technologies have improved. Preston-Thomas H.,, Quinn T. J.,, and Hudson R. P.
Metrologia
21, 75–9 (1985)
Whereas the familiar everyday scale uses just two points (originally the freezing and boiling points of water, more recently ‘absolute zero’ and the triple point of water, i.e. the point of equilibrium between solid, liquid, and vapour), the compatible ITS's, to meet practical ...