- Your mouth produces 1 litre of saliva a day.
- That after petrol, coffee is the largest item bought and sold.
- The revolving door was invented in 1888.
- Plastic bottles were first used for soft drinks in 1970.
- Alan Turing was a British mathematician and computer scientist who cracked German ciphers (codes) in the Second World War, contributed to mathematical logic and played an important role in the development of algorithms, artificial intelligence and the modern computer..
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