A ton of coal contains about 29,288,000,000 joules of energy.
One kilogram of coal contains around 7,000 kilocalories.
A ton of coal therefore contains 7,000,000 kilocalories.
You load sixteen tons, what do you get? Approximately 112,000,000 kilocalories.
A man named Blaine Sergent, putting up his safety check after a hard day of loading 17 tons of joules in the form of coal.
1. European Nuclear Society. (2019, May 9). Coal equivalent. ENS. https://www.euronuclear.org/glossary/coal-equivalent/