Throughout human history, discerning sour from bitter tastes in both liquid and solid foods has been essential. For instance, vinegar and lemon juice are widely identified as sour, whereas soapy water ...

Accurate pH measurement is vital across research, manufacturing and environmental testing. Yet, achieving and maintaining accuracy can be challenging due to temperature effects, electrode maintenance ...

Although a number of techniques are able to track changes in pH in the brain, precise measurements have not previously been possible. Now, however, researchers in Japan have developed a novel method ...

When Arnold Beckman, a professor of analytical chemistry at the California Institute of Technology, was asked to devise a way to measure acidity in citrus fruit, the resulting “acidometer” ...

In coal-fired power plants, measurement and control of pH is critical to the efficient operation of wet flue gas scrubbers. However, harsh process conditions can necessitate frequent cleaning and ...