TIL some densely populated countries use Election Ink to prevent double voting. The ink uses silver nitrate which stains the skin and is only removed by shedding of external skin cells, therefore providing a sure way of knowing who has or hasn't voted.
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Submitted May 02, 2019 at 05:57PM by supplieroftowels http://bit.ly/2JjXP91
Submitted May 02, 2019 at 05:57PM by supplieroftowels http://bit.ly/2JjXP91
TIL some densely populated countries use Election Ink to prevent double voting. The ink uses silver nitrate which stains the skin and is only removed by shedding of external skin cells, therefore providing a sure way of knowing who has or hasn't voted.
![TIL some densely populated countries use Election Ink to prevent double voting. The ink uses silver nitrate which stains the skin and is only removed by shedding of external skin cells, therefore providing a sure way of knowing who has or hasn't voted.]()
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