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Americans release 300 million pounds of fireworks annually, creating smoke that worsens asthma and COPD, experts warn.
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Family-owned company prepares to put on the largest fireworks display in history: "It is the biggest show that we've ever done" CBS NewsDC July 4th fireworks and parade: Where to watch, start times and more FOX 5 DCHere's how to get a bird's-eye view of the National Mall's historic fireworks display WUSA9Here's the full timeline of events on the National Mall for July Fourth WTOP
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