He'd been waiting on hot coals for a chance to talk to you alone.
However, any country whose energy supply is based on 90% coal will find it more difficult to get down to 0%.
From then on coal dominated the life of the little town.
Indeed he was, as the saying goes, on coals of fire for my account.
Walked on hot coals to get here, but you want me to do it again?
In recent years it has moved away from dependence on coal alone.
The economy was based on agriculture, coal, natural gas and oil.
Had he asked her to dance on hot coals in that moment, she would have.
A global economy that has been based on coal & oil for almost two centuries.
I started on coal, holding a lump in my hand.