A phrase typically used to describe the most visible or prominent aspect of something related to coal industries or workers.

कोयला उद्योग या श्रमिकों से संबंधित सबसे प्रमुख या दृश्यमान पहलू

English Usage: He was often referred to as the face of the coal industry.

Hindi Usage: उसे अक्सर कोयला उद्योग का चेहरा कहा जाता था।