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#45 – Why should we not eat too much fast food?
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Why can pencil mars be erased but not ballpoint pen ink?
Why are jellyfish boneless?
Why do we empty our bladder more often in cold weather?
Why…
Why this? Why that? There are many questions one can easily ask but hard to get the right answers. Come to think of it, there are many scientific mysteries hidden in our everyday life.
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