Calories (15 °C, CIPM, 1950) conversion

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Calories (15°C,CIPM, 1950)

Abbreviation/Symbol:

cal15

Unit of:

Energy

Worldwide use:

As part of the metric system but not an SI unit, calories still have widespread use but are being superceded by the Joule

Definition:

The International Committee for Weights and Measures have defined one cal15 is the ammount of heat energy needed to raise the temperature of 1g of water from 14.5°C to 15.5°C

Origin:

The calorie was first defined in 1824 by Nicolas Clément as a unit of heat. It is a metric unit who's use has been superceeded in the SI units by the Joule