221 Facts Tell Me Why

221 Facts Tell Me Why221 Facts Tell Me Why is a storehouse of curious facts about the world. The collection will encourage children to go and explore knowledge out there in the world.✨📚

Why does salt water make metal rust faster?

Rust is essentially oxidation. It is a chemical interaction involving oxygen. When oxidation occurs, a thin film is formed as a result—such as the green layer that copper acquires or as iron— which shows rust as evidence of oxidation. If iron is exposed to an environment both oxygen–rich and friendly towards the catalyst, the oxidation

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Why does Benadryl make us sleepy?

Benadryl medicine has a chemical named, diphenhydramine. It is an antihistamine that counter-affects histamine, a nitrogenous compound that is crucial for maintaining our body’s local immune system. The brain cells responsible for our wakefulness state, release histamine. Benadryl has antihistamines to reverse the effect of histamines. They encourage drowsiness and relieve allergy symptoms.

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Why is the brain of the dolphin bigger than ours?

Since dolphins along with whales are considered really social animals, it is precisely this reason that these animals have larger, more complex brains. They have the most powerful and complex brain in animals, next to humans. Their behaviour, however, demonstrates their higher intelligence. Animals with large brains have some things in common like long life.

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Why are you either a ‘dog person’ or a ‘cat person’?

Both the terms—dog person and cat person— refer to a person’s animal preference. It is a sign of certain personality traits in the said person. Some people base their identity around their affinity for either cats or dogs, describing themselves as ‘cat persons’ or ‘dog persons’. The two terms refer to people’s self-identification, regardless of

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Why don’t we see mentally challenged animals?

Evaluating the cognitive abilities of human beings is a fairly simple yet complex process. People are willing to answer questions, and/ or perform tasks that will allow the tester to compartmentalize them into ‘normal’ or ‘mentally challenged’. However, with animals it is difficult to understand whether the animal is naturally shy or just dumb while

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