It ’s never fun feeling inauspicious , particularly if you do n’t sleep together what ’s up with you . But presently you might just have to spit out on the sieve of your headphone to get an exigent diagnosing .
A team of scientists from theKorea Advanced Institute for Science and Technologyin Daejeon think touch screens could substitute the pauperization for blood tests , urine samples and research laboratory work , report New Scientist .
The theme is to use the way a touch concealment detects fingertip to analyze your spittle . Most ( good ) hint CRT screen are capacitive — that is , they work based on the fact your finger’s breadth contains an component of electric charge . But most capacitive touch screens are far more sensitive than we really ask .
In fact , they ’re so sensitive that they can be used to analyse the contents of your spit . So far , the guys from Korea have done some experiments with the bacteria that cause chlamydia on an iPhone - sized multi - touch display . With that , they can act out what concentration of bacteria are present . They ’re lick on develop the technique to spot more than just chlamydia , but for now , solace yourself with the fact that your iPhone can tell if you have an Cupid’s itch .
Just ensure you cleanse the screen properly afterwards , correct ? [ New Scientist ; mental image : cdgillman ]
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