Facts
2002 Winter Olympics fireworks display.
Fireworks must be handmade because of the possibility of sparks from machinery. Individuals have to wear all-cotton clothing to prevent sparks from static electricity.
220 million pounds of fireworks were used in the United States in 2003.
The Boston July 4 fireworks display, one of the largest in the country, uses 3.5 tons of fireworks and employs 5,700 mortars to fire them.
The average length of a fireworks display 30 years ago was an hour compared to the current time of 20 minutes.
The Chinese word for fireworks is "yan hua" or "fiery flower."
The display for the 100th anniversary of the Statue of Liberty in 1984 used 40,000 shells on five barges.
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