Tanita’s new ES-100 uses technology similar to the sensors found in the company’s alcohol-detecting breathalyzers, but in this case, it’s been tuned to detect the chemical compounds responsible for the unpleasant smell often emanating from armpits and other parts of the body with high concentrations of sweat glands. [...] The ES-100, which looks a lot like an antique pager, features a fold-out arm that you hold near an area of suspected odor. It takes about 10 seconds for the device to work its magic, at which point it delivers its verdict about your level of body odor on a scale of one to 10...
— Read more at This New Handheld Device Detects Your Smelly Body Odor Before Your Co-Workers Do at Gizmodo.