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Use "polariscopic" in a sentence
"There follow a great number of precipitates; the exact volume of liquid in which these are found is determined after two polariscopic observations."
"They consist in weighing out the sugar, dissolving it, clarifying the solution, making it up to standard volume, filtering, filling the observation tube, regulating the illumination, and making the polariscopic reading."
"The polariscopic reading may now be taken, an observation on the 90° control plate having been made immediately before as previously described."