In the second group, we may notice the application of litmus, methyl orange or phenolphthalein in alkalimetry, when the acid or alkaline character of the solution commands the colour which it exhibits; starch paste, which forms a blue compound with free iodine in iodometry; potassium chromate, which forms red silver chromate after all the hydrochloric acid is precipitated in solutions of chlorides; and in the estimation of ferric compounds by potassium bichromate, the indicator, potassium ferricyanide, is placed in drops on a porcelain plate, and the end of the reaction is shown by the absence of a blue coloration when a drop of the test solution is brought into contact with it.
It has been used to test the question whether Roman Catholic religious orders could enter India, and in 1870 an attempt was made thereby to challenge the validity of a warrant in the nature of a lettre de cachet issued by the viceroy (Ind.
His ultimate test was one that could destroy him, and she was failing miserably.
Near the base of the ctenidium is a patch of sensory epithelium innervated from the branchial nerve, forming a sense-organ called the osphradium, whose function is to test the water entering the branchial cavity.
It was time to test her freedom and go for that walk.
The Gallic War, though its publication was doubtless timed to impress on the mind of the Roman people the great services rendered by Caesar to Rome, stands the test of criticism as far as it is possible to apply it, and the accuracy of its narrative has never been seriously shaken.
A group in Paignton Zoo decided to test the hypothesis.
I'm not sure he could exactly duplicate the test room.
And the talkative Dolgorukov, turning now to Boris, now to Prince Andrew, told how Bonaparte wishing to test Markov, our ambassador, purposely dropped a handkerchief in front of him and stood looking at Markov, probably expecting Markov to pick it up for him, and how Markov immediately dropped his own beside it and picked it up without touching Bonaparte's.
Pharisaic Judaism, put to the severest test to which a religious system has ever been subject, showed itself able to control and idealize life in all its phases.