On Thu, 02 Feb 2017 21:51:17 -0500, wrote:


A calorie was originally a metric BTU, the amount of energy it took to
raise a gram of water 1 degree c.
They had some inflation when we started using it to describe food so
it became the amount of energy to raise a kg of water one degree c.

That is a K Calorie

Yup but it underwent a Mexican Peso style revaluation because nobody
wanted to think a can of Coke would be 150,000 calories.