Each day the dust problem grew, particularly from the soot that settled from the old coal and oil heaters.

The video features Alizée following a man, through an old coal washing plant, as he performs acrobatics.

There are still remains of the old coal mining towns outside of Rock Springs.

An old coal scuttle to the side of the fireplace holds a can of paraffin, almost full.

Was he trying to rake over old coals?

'I do not see the point in raking over old coals,' he said philosophically.

How long had he been sitting there, looking at that hole with its unpleasant surprise down inside, raking over old coals?

The object, visible at low tide, was however the remains of an old wooden "coal lighter".

Nationwide, there are about 500 older coal and oil plants, some built as early as the 1940's, that do not have to meet modern emissions standards.

The room was freezing cold, and smelled of damp and old coal.