Although many of us may balk at the thought of drinking arsenic, the toxic chemical does occur naturally in the drinking water of some regions – and its levels definitely need to be monitored. An inexpensive new device allows people in developing countries to do so, and it works with a smartphone.
.. Continue Reading Smartphone-attached device detects arsenic in waterCategory: Good Thinking
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from New Atlas (Gizmag) https://ift.tt/2CGyRfI
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