Wednesday, July 26, 2023, 07:00 (GMT+7)
Sweat secreted in the human underarm area is practically odorless, until it comes into contact with bacteria living on the skin and in the air.
Thuc Linh (According to Ted-ed )
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Why do some people have bad breath?
VnExpress•26/07/2023![[Photo] "Beauties" participate in the parade rehearsal at Bien Hoa airport](https://vstatic.vietnam.vn/vietnam/resource/IMAGE/2025/4/11/155502af3384431e918de0e2e585d13a)
![[Photo] Looking back at the impressive moments of the Vietnamese rescue team in Myanmar](https://vstatic.vietnam.vn/vietnam/resource/IMAGE/2025/4/11/5623ca902a934e19b604c718265249d0)
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![[Photo] Summary of parade practice in preparation for the April 30th celebration](https://vstatic.vietnam.vn/vietnam/resource/IMAGE/2025/4/11/78cfee0f2cc045b387ff1a4362b5950f)
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