Practical radiography : a handbook for physicians, surgeons, and other users of X-rays (1901)
Isenthal, A. W, Ward, H. Snowden (Henry Snowden), 1865-1911 · London : Published for The Photogram, Ltd. by Dawbarn and Ward, Ltd. · leaf 29
This will furnish a current of Ifamperes for 20 hours. For larger coils the jars should be 20 Practical Radiography capable of holding 5 quarts, furnishing a current of 5amperes for 20 hours. The effect of polarisation is to reduce the workingcurrent. This may be ascertained by observing the… … Fig. 4. but if the solution assumes a dark green colour, it willhave to be renewed. Before doing so, all the bright, metal parts, wherecontact is made, must be carefully cleaned, the carbonswashed in hot water and the zincs carefully amalgamated.To do this, the zincs are first thoroughly cleaned…
Radiography · X-rays
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