A long piece of paper that is ignited to initiate a fire (commonly used in fireworks).

A metaphorical term representing something that can trigger an event or action.

एक संकेत या उत्तेजक जो किसी घटना को प्रेरित कर सकता है

English Usage: "Her speech was the touchpaper for the protests."

Hindi Usage: "उसका भाषण विरोध प्रदर्शनों के लिए टचपेपर था।"