But perhaps you had better put that pipe out.

These azo-imide compounds are said to burn rather more safely than coal.
Still, one never knows; the climate or the journey may have changed their constitution." Higgs retreated hurriedly, to a distance of fifty yards indeed, whence he returned, having knocked out his pipe and even left his matches on a stone.
"Don't waste time in asking questions," said Orme as the Professor approached with caution.

"I'll explain.

We are going on a queer journey to-night--four white men with about a dozen half-bred mongrel scamps of doubtful loyalty, so you see Quick and I thought it as well to have some of this stuff handy.

Probably it will never be wanted, and if wanted we shall have no time to use it; still, who knows?
There, that will do.