The phrase denotes a selected grade of anthracite, a tough, compact number of coal, wanted from native suppliers. Any such coal is sized to roughly resemble nuts, making it appropriate for explicit heating home equipment. For instance, people with particular coal-burning stoves or furnaces might actively seek for suppliers providing this grade of gas of their speedy neighborhood.
Using this gas kind can provide benefits by way of heating effectivity and constant burn occasions, notably in older heating techniques designed for its use. Traditionally, this sized coal was a typical gas supply for residential heating, and a few householders proceed to worth its properties. The proximity facet emphasizes the sensible want to reduce transportation prices and guarantee well timed availability, particularly throughout colder months.