I cautiously applied it to the tip of my tongue and was immediately aware of a peculiar tingling sensation accompanied by a feeling of numbness.
"Well," said Thorndyke; "what is it ?" "Aconite," I replied without hesitation.
"Yes," he agreed; "aconite it is, or more probably aconitine.

And that, I think, gives us all the information we want.

We need not trouble now to make a complete analysis, though I shall have a quantitative examination made later.

You note the intensity of the taste and you see what the strength of the solution is.

Evidently that lump of sugar contained a very large dose of the poison.