1 coal

1 charcoal

1 activated carbon

1 Fo Tan (area in Hong Kong)

1 wood charcoal

2 coal

1 ice or coals, whether hot or cold goes without saying (idiom); fig. sincerity is not expressed in words

1 people are in a terrible situation (idiom)

1 lit. to send charcoal in snowy weather (idiom)

2 fig. to provide help in sb's hour of need