importance in medico-legal chemistry, has lately undergone careful
investigation during and since the notorious trial of Madame Lafarge.
The results are the following:—
It has been alleged that arsenic may obtain accidental admission into
the subject of analysis, 1, because the reagents used in the processes
may be adulterated with arsenic; 2, because the material of the
apparatus may contain it; 3, because it may have existed in antidotes
administered during life; 4, because it sometimes forms a constituent
part of the human body in the natural state; and 5, because it exists in
the soil of some churchyards.