The new 500 X pH/ORP sensor lasts up to 10 times longer than competing sensors in the harshest industrial applications, ...
New sulfur-based sensor detects trace metals in water with about 99 percent accuracy, turning refinery waste into a warning system.
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From the shoreline of Spring Hollow reservoir on a recent June morning, there was no sign of a chemical that has contaminated one of the Roanoke Valley’s drinking water supplies.
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