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This is a pH indicator.
They visually identify which fuse has operated.
it turns red colour
A pH indicator is used only to measure the pH of the solution.
- using a color indicator- by potentiometry
benedicts solution
An indicator is a tool used in coming up with a bias for the direction of either a particular stock or an index as a whole. There are many indicators each with different purposes; some are used to identify trends and some identify reversals. Every indicator can be used in conjunction with each other to form different types of trading strategies.
Use BromothymolBlue, an indicator that turns yellow in acids and blue in bases.
A pH indicator paper can be used to tell if a solution is acidic or basic and the rough pH range can be known
Identify indicator species
The root word for identification is "identify," which comes from the Latin word "identificare," meaning "to make the same" or "to establish the identity of."
Signs and pavement markings. DO NOT ENTER and ONE WAY are usually a good indicator.