1. Samuel Clemens (Mark Twain) was born on and died on days when Halley’s Comet can be seen. During his life he predicted that he would die when it could be seen. 2. US Dollar bills are made out of cotton and linen. 3. The “57″ on the Heinz ketchup bottle represents the number of pickle types the company once had. 4. Americans are responsible for about 1/5 of the world’s garbage annually. On average, that’s 3 pounds a day per person. 5. Giraffes and rats can last longer without water than ca

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