FORMULAS FOR REAGENTS 
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of the mixture add 1 g. of concentrated carbolic acid. Warm the whole 
mixture for 15 minutes, stirring all the time, until all the flakes produced 
by the carbolic acid have disappeared. Filter, while still warm, through a 
fine-meshed cheese-cloth. 
Venetian Turpentine.— 
To make a 10 per cent solution, add 90 c.c. of absolute alcohol to 10 c.c. 
of thick Venetian turpentine. Stir it with a glass rod. Guess at the amount 
of turpentine, for it is not easy to clean things which have contained Venetian 
turpentine. 
The following need no formulas: acetic acid, hydrochloric acid, 
nitric acid, sulphuric acid, carbolic acid, hydrofluoric acid, acetone, 
chloroform, ether, xylol, cedar oil, clove oil, bergamot oil, turpentine, 
glycerin, paraffin, balsam. 
