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Hydrochloric acid ($\ce{HCl}$) is found in the stomach, so why it doesn't damage the stomach despite that it is considered to be one of the most dangerous acids?

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closed as off-topic by orthocresol Nov 10 '17 at 21:47

  • This question does not appear to be about chemistry within the scope defined in the help center.
If this question can be reworded to fit the rules in the help center, please edit the question.

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    $\begingroup$ Short answer: the stomach has a lining and is constantly renewing it. $\endgroup$ – TAR86 Nov 10 '17 at 17:23
  • $\begingroup$ Of course it does. How do you think stomach ulcer and gastritis come about? (Sure, there are other reasons and counter-reasons.) $\endgroup$ – Ivan Neretin Nov 10 '17 at 17:30
  • $\begingroup$ This question already has an answer here on Bio.SE: biology.stackexchange.com/questions/6820/… $\endgroup$ – AbhigyanC Nov 10 '17 at 18:36
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    $\begingroup$ I'm closing this question as off-topic because it is not fundamentally about chemistry. $\endgroup$ – orthocresol Nov 10 '17 at 21:47
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    $\begingroup$ I am voting to reopen this question, because it does address chemistry, even though it is chemistry in living species. $\endgroup$ – Jan Nov 11 '17 at 4:09