green-yellow-red indicator
1Red-figure pottery — Red figure vase painting is one of the most important styles of figural Greek vase painting. It developed in Athens around 530 BC and remained in use until the late 3rd century BC. It replaced the previously dominant style of Black figure vase… …
2pH indicator — Acids and Bases Acid dissociation constant Acid base extraction Acid–base reaction Acid–base titration Dissociation constant Acidity function Buffer sol …
3chemical indicator — any substance that gives a visible sign, usually by a colour change, of the presence or absence of a threshold concentration of a chemical species, such as an acid or an alkali in a solution. An example is the substance called methyl yellow …
4Airspeed indicator — The airspeed indicator or airspeed gauge is an instrument used in an aircraft to display the craft s airspeed, typically in knots, to the pilot. Markings Light aircraft Airspeed indicator markings use a set of standardized colored bands and lines …
5Universal Indicator — est le nom de groupe d artistes, membres de Rephlex Records, et ayant sorti un certain nombre de LP d Acid House (d où la référence du nom au son acide comme Indicateur de pH). Le collectif a été inspiré par des producteurs anglais tels que Baby… …
6Neutral red — IUPAC name toluylene red …
7Universal Indicator (music) — Infobox Musical artist Name = Universal Indicator Img capt = Img size = Landscape = Background = group or band Alias = Origin = Instrument = Genre = Occupation = Years active = 1992 1995, 2001 Label = Rephlex Records Associated acts = Mike Dred… …
8Universal Indicator Yellow — Infobox Album Name = Yellow Type = studio Artist = Universal Indicator Released = 1993 Recorded = Genre = Acid House Length = Label = Rephlex Records MC 202 Producer = Reviews = Last album = Red (1993) This album = Yellow (1993) Next album =… …
9Disappearing rainbow indicator — A Disappearing Rainbow Indicator is a pH indicator that has different colors to indicate the range of the pH of the solution it is in. This is opposed to indicators like phenolphthalein which have only two different colors and are able to… …
10Universal indicator — is a pH indicator that transitions through numbers 3 12 (on the pH chart) to indicate the acidity or alkalinity of solutions. Although there are a number of commercially available universal pH indicators, most are a variation of a formula… …
