Charles. Well, in wall-papers it’s one thing; in the stomach, it is another.
Twitters. Take stomachs. I’m interested.
Charles. It’s only common prudence to have your wall-paper tested (looking at paper); I don’t like that green.
Twitters. Confound it, sir; I’m talking about stomachs.
Clara. Papa dear, aren’t you ready?
Twitters. Don’t interrupt us. Charles—how much arsenic will kill?
Charles. A deadly dose for an adult is five grains.
Twitters. How do you weigh it? How many grains to the pound?
Charles. Twenty grains make a scruple—there are three scruples in a dram—that’s sixty grains—in an ounce there are eight drams—that makes four hundred and eighty—and in a pound there are twelve ounces—twelve times four hundred and eighty are five thousand seven hundred and sixty.
Twitters. Then a pound will kill—?