coalface

/ˈkoʊlˌfeɪs/
noun
  1. The exposed surface of coal in a mine where coal is being cut or extracted.
    • Miners worked long shifts at the coalface, cutting coal by hand.
    • Safety equipment is essential when working near the coalface.
    • The coalface was illuminated by the lamps on their helmets.
  2. The place where the most difficult or important work is done; the front line of an activity or industry.
    • Teachers are at the coalface of education, dealing with students directly.
    • As a nurse, she spends every day at the coalface of healthcare.
    • The manager prefers to stay at the coalface rather than in an office.
Synonyms
What does "coalface" mean? | whatsthatwordmean | whatsthatwordmean