- Gunpowder is formed by mixing charcoal, saltpetre and sulphur.
- The life span of a house fly is between 10 to 25 days.
- Cats spend 66% of their life asleep.
- The average person will consume 100 tons of food and 45,424 liters (12,000 gallons) of water in their lifetime.
- The bones of a pigeon weigh less than its feathers.
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