IODINE SOLVENT.
Iodine is quickly dissolved in oils by first rubbing up the iodine with one-fourth of its weight of potassium iodide and a few drops of glycerine, then adding a little oil and rubbing up again. The addition of the resultant liquid to the rest of the oil and a sharp agitation finishes the process.
IODINE SOAP: See Soap.
IODOFORM DEODORIZER.
Rub the part with about a teaspoonful of wine vinegar, after a previous thorough washing with soap.
IRON
(See also Metals and Steel.)
To Color Iron Blue.
To Distinguish Iron From Steel.
Another method is to apply a magnet. Steel responds much more quickly and actively to the magnetic influence than does iron.