You can now check whether water has been contaminated with mercury with the help of your mobile phone after researchers at University of Burgos in Spain manufactured a sheet that can change color in mercury-contaminated water. The amount of contamination can be found out by photographing the sheet with a mobile phone. Mercury contamination is a problem that is particularly affecting developing countries. It poses a risk to public health since it accumulates in the ...
via Medindia Health News
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