"You can't remember—at any rate, you know you went straight on up with it? You didn't wait to do anything else?"

She seemed to pull herself together and make an effort to remember.

"If it's so important as that, I think I stopped to turn down something that was boiling."

"Boiling? On the fire?"

"On the gas-ring," she said, impatiently.

"What sort of thing."

"Oh, nothing—some stuff."

"Tea or cocoa, or something like that, do you mean?"

"No—some chemical things," she said, letting the words go reluctantly.

"Were you making chemical experiments?"