He then proceeded to teach himself geology, and when he was twenty-four, he went to work for the company that was excavating the Somerset Coal Canal in the south of England.
后来，他又自学了地质学；24岁的时候，他开始为那家挖掘英格兰南部的萨默塞特煤炭运河的公司工作。
2
His daily work is to riddle coal cinders to get out the larger pieces.
他每天的工作是用粗筛筛煤渣，将大块的煤渣挑出来。
3
Turning down the plant at night wasn’t a good solution because coal plants work most efficiently at full capacity, and turning them down makes them dirtier.