Category: Disambiguation pH measurement with indicator paper. ... Titration setup. ... A redox indicator (also called an oxidation-reduction indicator or a potentiometric indicator) is an indicator that undergoes a definite colour change at a specific oxidation potential. ... Redox titration (also called oxidation-reduction titration or potentiometric titration) is a type of titration based on a redox reaction between the analyte and titrant. ... A complexometric indicator is an ionochromic dye that undergoes a definite color change in presence of specific metal ions. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... Dial indicators are instruments used to accurately measure a small distance. ... Genera Indicator Melichneutes Prodotiscus Honeyguide birds, also known as honey birds, indicator birds, and simply honeyguides, (family Indicatoridae) are several dull-colored near passerine bird species of the order Piciformes, notable for their method of obtaining food. ... Turn signals (US English) or indicators (British English) are a set of lights on a vehicle (be it a car, truck/lorry, tractor, motorcycle, etc. ... An economic indicator (or business indicator) is a statistic about the economy. ... Ecological indicators are used to communicate information about ecosystems and the impact human activity has on ecosystems to groups such as the public or government policy makers. ... In the mathematical subfield of set theory, the indicator function, or characteristic function, is a function defined on a set X which is used to indicate membership of an element in a subset A of X. Remark. ... Image File history File links Disambig_gray. ...