It brings almost instant death, and is exceedingly difficult to trace.

The addition of sugar causes a curious condensation and resolves it almost to a white paste.

The only antidote is a substance which they use here freely, and which is exactly equivalent to our camphor." The Professor closed his book.

Quest promptly rang the bell.
"Some sugar," he ordered, turning to the steward.
They waited in absolute silence.

The suggestion which the Professor's disclosure had brought to them was stupefying, even Quest's fingers, as a moment or two later he rubbed two knobs of sugar together so that the particles should fall into the tubes of bouillon, shook.