鑽 - make fire by rubbing sticks

to start a fire (with wood-wood friction or by striking metal against stone)

boring; punching

self-improvement

diligent study; devoting oneself to one's studies

boring; drilling

punched tape; (perforated) paper tape

boring machine; punching machine; perforator

hand drilling (to start a fire); hand drill; rubbing sticks to make a fire