- coal
- A black fossil fuel formed from ancient plants and burned to release energy.
- fossil fuel
- A fuel formed from the remains of ancient living things over millions of years.
- non-renewable
- A resource that cannot be replaced quickly after it is used.
- colliery
- A coal mine together with its buildings and machinery.
- shaft
- A vertical passage connecting the surface to the mine workings below.
- coal seam
- A layer of coal running between layers of rock.
- coalfield
- An area where workable layers of coal are found underground.
- bell pit
- A shallow early mine that widened near the seam, giving it a bell shape.
- trapper
- A child who opened and closed ventilation doors underground.
- hurrier
- A worker, often a child, who pulled loaded corves of coal through the roadways.
- firedamp
- Explosive methane gas that could be lit by a naked flame.
- Davy lamp
- An 1815 safety lamp whose wire gauze reduced the risk of lighting firedamp.
- winding gear
- Powered drums and ropes used to raise and lower cages in a shaft.
- legislation
- Laws made by Parliament.
- spoil heap
- A mound of waste rock and soil brought up during mining.
- subsidence
- The sinking of the ground caused by mine workings below.
- six-figure grid reference
- A six-digit code pinpointing a place inside an OS map grid square.
- reclamation
- Restoring damaged industrial land for a new use, often as green space.
- empire
- A group of countries or lands ruled by one powerful country.
- colony
- A country or area ruled by another country, often far away.
- raw materials
- Natural materials, such as cotton or rubber, used to make goods.
- trade
- Buying, selling and exchanging goods between places.
- coaling station
- A port where steamships stopped to take on coal.