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Facts 291 - 300

291. The human heart can pump about 2,000 gallons of blood per day!
292. An ounce of sugar can sweeten several cups of coffee, depending on your preferred sweetness level!
293. The human body has enough iron to make 2,200 match heads!
294. The human ear continuously regenerates cells at a slower rate over time!
295. The human nose receives approximately 5-6 milliliters of blood flow per minute!
296. Salt can help preserve food, but it typically needs proper storage conditions and techniques to last for years, not just in a gallon quantity!
297. Thermodynamics is the branch of physics that studies heat, energy, and work to understand how systems change over time!
298. A group of rabbits is called a 'warren'!
299. The brain, although making up only about 2% of body weight, consumes around 20% of the body's energy!
300. Sugar can help preserve certain foods by reducing water activity and inhibiting microbial growth, but it is not a long-term preservative like salt or vinegar!
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