Edison's first light bulb glowed with bamboo
Thomas Edison's pioneering light bulb used a carbonized bamboo filament, offering unprecedented durability and sparking the electric lighting revolution that changed the world.
Thomas Edison's team developed the first practical incandescent light bulb in 1879, using a carbonized bamboo filament. After testing over 6,000 plant materials, they found bamboo from the Philippines could glow for more than 1,200 hours. This was a huge leap from earlier, short-lived filaments.
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