Everybody knows: vitamins are good and necessary for a healthy life. But did you ever ask yourself, how the vitamins got their names? Why they called A, B, C and why there are different types B-vitamin?
And did you know, that the Germans discovered also a vitamin? Hank Green will give you answers of all these questions.
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This text is posted in English. I’m not a native speaker and I know I have to improve my English as well. If you want to learn a language the best way is to use them as much as you can in your daily life. To publish tweets or blogposts in English it is a extra motivation for me. I’m sure I will do mistakes. Please give me a notice if you spot some of them. 
Mainly I create the most of them in grammar. 
