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Yes, this is also possible.
By smell, you can tell a lot about a person, especially about their health, emotional and mental state.
I can make a documentary where this topic of smell is touched upon. It is 2016, called “Olfaction: the world of smells”, but if you search, you may encounter one problem, on many sites it says that it is blocked in the Russian Federation, but if I'm not mistaken, you could find it on YouTube.