Thumb-sized device quickly 'sniffs out' bad breath
The device detects the presence of hydrogen sulfide (H2S) - the gas that makes breath bad - experts in Daejeon, South Korea report.
Continue Reading https://www.dailymail.co.ukThe device detects the presence of hydrogen sulfide (H2S) - the gas that makes breath bad - experts in Daejeon, South Korea report.
Continue Reading https://www.dailymail.co.uk
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