So you don’t have a reliable nose and want to know when you are smelly before anyone else? The TANIA ES-100 can help. It is a body odor checker that fits in your pocket and measures your body order in a couple of seconds. It displays the intensity of odor in 11 levels. Anything above 5, and you may want to get your hands on a deodorant.
The sensor will last you for 2000 tests. You can always change it after a year.