June 21, 2025
Before 1924 incandescent bulbs usually lasted up to 2,000 hours. To make more money, bulb makers conspired in 1924 to start making bulbs that would only last 1,000 hours. The cartel eventually dissolved in 1940.
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Inventors and Inventions of the Industrial Revolution
The Industrial Revolution (1750–1900) forever changed the way people in Europe and the United States live and work. These inventors and their creations were at the forefront of a new society. list, Industrial Revolution, textiles, cotton, wool, thread, yarn, spinning jenny, water frame, spinning
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