the two connecting lines of said point Every transformation is the result of the action of some mineral waters, to which it gives a characteristic with the foci of said ellipse. Each of the traveling common hydrochloric acid over some chemical. Here smell of putrefied eggs. It is poisonous, but the… … blue color appears. The addition of hydrochloric acid A CHEMICAL PUZZLE. will cause it to vanish. A solution of two centi- BY JACQUES BOYER. Mr. Charles Henry, director of the laboratory for in- grammes of potassium ferricyanide in 100 cubic centi- vestigating the physiology of the sensations at…
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