A 143-year tradition came to an end a year ago this week as No. 481 marked the last of the Durango & Silverton's steam ...

The burning of anthracite coal requires appliances quite Afferent from those used for the burning of wood, or bitumin-)us coal, but the reasons for these differences, are not well un-lerstood by ...

the locomotives must be constructed to burn bituminous coal, and therefore require a different arrangement of boiler and furnaces frem those on the Eastern roads designed to use anthracite coal ...

Coal-burning power plants like this one supply the United States with half its electricity. They also emit a stew of damaging substances, including sulfur dioxide—a major cause of acid rain ...