Why does a standard shot of liquor have so many calories for its relatively small size?

Question

Why does a standard shot of liquor have so many calories for its relatively small size?

In: Chemistry

Answer 1

A shot of olive oil has nearly 4x the amount of calories of 80 proof liquor, and people add the ~3tbsp of oil that equals a shot when cooking pretty regularly. Things we can digest, in concentration, tend to be Calorie dense.