Material from lichens used to test for acidity

Usage examples of litmus.

Time after time he tested it with hydrometers and narrow strips of litmus paper.

Of terrible births when the scouter panel winked green and he was catapulted down, down, a living litmus hurled and grabbed, unpodded finally into an alien air, an earth that was not Earth.

The acid seems to be secreted quickly, for in one case the secretion from the discal glands, on which a little powdered casein had been strewed, coloured litmus paper, before any of the exterior tentacles were inflected.

I chose a young leaf, which was not secreting freely, and had never caught an insect, yet the secretion on all the glands coloured litmus paper of a bright red.

A solution is prepared by digesting 15 or 20 grams of the commercial litmus in 100 c.

Therefore the acid which fresh leaves contain, as shown by their discolouring litmus paper when crushed, must be of a different nature from that present in the secretion.

The Fifth Councilmanic District, which has a 25% Negro population, became a litmus test: how would voters respond when an entire campaign revolved around whether or not to relocate impoverished Latin Americans in an attempt to create space for a Los Angeles Dodgers ballpark?

That would appeal to their core constituency's litmus test by actually strengthening the power of the Monarch.

As litmus paper, colored by the Earth lichen, rocella tinctoria shows the presence of acid or alkali by its color change, so Ganymedian cree reacted to the ammoniated atmosphere of the planet.

The initiate encourages the mystic and uses him as you might use a telephone, to establish long-distance contact, or as a chemist might use litmus paper, to detect the action of a particular substance.

Curtains, cushion covers and lampshades are all good litmus indicators for a slight diversion in the timestream – the way canaries are used down the mines or goldfishes to predict earthquakes.

Red Litmus Paper is similarly prepared with an infusion faintly reddened by the addition of a small percentage of sulphuric or hydrochloric acid.

To do this most accurately you would need a pH meter or simple litmus paper, which should be available before the end of 1632.

More than a litmus test, the Fifth District race was crucial to the passage of the Chavez Ravine bond issue: a Council straw vote showed that body currently standing 5 to 4 in favor, with all other Republican and Democratic candidates vying for Council seats also voicing their approval of the measure.

Volumes of given gases and total internal reflection and osmosis and litmus paper and the lime-water equation.