- ‘He showed how to fire up the forge in the smithy and produce coke from the soft coal.’
- ‘In a city known for soft coal and nuclear energy, city leaders have put a lot of thought and effort into trying to develop the downtown area into a green environment.’
- ‘My paternal grandfather, a Swedish immigrant/coal miner at that time, lay on his side in a vein of soft coal with a pick and shovel.’
- ‘Coke is nearly pure carbon produced when soft coal is heated in the absence of air.’
We take a look at several popular, though confusing, punctuation marks.