Acid/base indicators are described and used to identify substances as acids or bases. Indicators and the pH Scale: Acid/base indicators are described and used to identify substances as acids or bases.

Scientists use a scale called the pH scale to measure how acidic or basic something is. The scale runs from 0 to 14. Where 0 is the most acidic and 14 is the most basic. Around the middle we have ...

Test equipment for a production line should be user-friendly (read “idiot-proof”) and should offer minimal test time. In many cases, the test fixture must give an operator only one answer: pass or ...